We included **HMH Into Math Kindergarten Answer Key PDF** **Module 16 Analyze and Compare Two-Dimensional Shapes **to make students experts in learning maths.

## HMH Into Math Kindergarten Module 16 Answer Key Analyze and Compare Two-Dimensional Shapes

**Seek and Find**

Look at the picture. Can you find all the three-dimensional shapes? Mark an X on each shape you find.

Answer:

Explanation:

a solid figure or an object or shape that has three dimensions – length, width and height.

three-dimensional objects can be seen in our daily life such as cone-shaped ice cream, cubical box, a ball, etc.

**Are You Ready?**

**Match Shapes**

Question 1.

Answer:

Explanation:

The shapes like circle, triangle, square and the rectangle

are matched with the appropriate same shapes.

**Write Numbers 0 to 5**

Question 2.

Answer:

Explanation:

Used the 5 green counters in the five frame

to show the number 5

**1.** A Draw a line between each object on the left to the shape it matches on the right. **2.** Draw counters to show 5. Write the number.

**Lesson 1 Identify and Describe Circles**

Listen to the story. Talk about the shapes you see. Mark an X on Edmundo’s photo. Edmundo wins a prize in the city photo contest. His photo includes a two-dimensional object that is curved.

Answer:

Clock.

Explanation:

A circle has no corners or edges

a circle can be defined as a closed, two-dimensional curved shape.

A clock is in the shape of a circle.

**Build Understanding**

Question 1.

Answer:

Explanation:

A circle has no corners or edges

a circle can be defined as a closed, two-dimensional curved shape.

boy catching the ball is in the circle shape, wheels of a tire, traffic mirror ,

and the windows.

Question 2.

Answer:

Explanation:

For the cylinder top and bottom are flat surfaces

so, colored the tops of the cylinder.

**1.** Mark an X on all the objects shaped like a circle. **2.** Color the flat shapes. Tell how you know these shapes are flat.

Question 3.

Answer:

Explanation:

A circle has no corners or edges

a circle can be defined as a closed, two-dimensional curved shape.

Question 4.

Answer:

Explanation:

A circle has no corners or edges

a circle can be defined as a closed, two-dimensional curved shape.

so, crossed out the circle shapes.

**3.** Trace the curve of the circle. Describe the shape to a classmate. **4.** Mark an X on all the shapes with a curve.

**On Your Own**

Question 5.

Answer:

Explanation:

A circle has no corners or edges

a circle can be defined as a closed, two-dimensional curved shape.

The ball and the plate are in the shape of a circle.

Question 6.

Answer:

Explanation:

A circle has no corners or edges

a circle can be defined as a closed, two-dimensional curved shape.

**5.** Circle the object shaped like a circle. **6.** Draw a circle. Point to the curve of the circle.

**I’m in a Learning Mindset!**

**Directions:** Did you use a strategy that worked for you? Color the star. Are you still looking for a helpful strategy? Color the checkmark.

Answer:

**Lesson 2 Identify and Describe Squares**

Listen to the story. Talk about the shapes you see. Mark an X on Hsu’s plate. Hsu sets the table for dinner. His dinner plate has four corners and four sides of equal length.

Answer:

Explanation:

Hsu sets the table for dinner.

His dinner plate has four corners and four sides of equal length.

That is a square

A square has 4 sides and 4 angles.

**Build Understanding**

Question 1.

Answer:

Explanation:

a shape that has four straight sides of the same length and four angles of 90 degrees

square has 4 equal sides and 4 angles

so, crossed out the square shaped objects.

Question 2.

Answer:

Explanation:

a shape that has four straight sides of the same length and four angles of 90 degrees

square has 4 equal sides and 4 angles

so, colored the squares.

**1.** Mark an X on the objects shaped like a square. **2.** Color the flat shapes.

Question 3.

_________ sides

_________ vertices

Answer:

Explanation:

a shape that has four straight sides of the same length and four angles of 90 degrees

square has 4 equal sides and 4 angles

Question 4.

Answer:

Explanation:

a shape that has four straight sides of the same length and four angles of 90 degrees

square has 4 equal sides and 4 angles

so, crossed out the squares.

**3.** Trace the sides of the square. How many equal sides are there? Circle each corner, or vertex. How many corners, or vertices, are there? **4.** Mark an X on all the shapes with four equal sides and four vertices.

**On Your Own**

Question 5.

Answer:

Explanation:

The photo frame is in the shape of a square

so, circled the photo frame.

Question 6.

Answer:

Explanation:

a shape that has four straight sides of the same length and four angles of 90 degrees

square has 4 equal sides and 4 angles

**5.** Circle the object shaped like a square. **6.** Draw a square. Circle each corner or vertex.

**I’m in a Learning Mindset!**

**Directions:** Did you use a strategy that worked for you? Color the star. Are you still looking for a helpful strategy? Color the checkmark.

Answer:

**Lesson 3 Identify and Describe Triangles**

Listen to the story. Talk about the shapes you see. Mark an X on the items Franklin buys. Franklin buys the items at the bakery that are flat with three sides and three corners.

Answer:

Explanation:

Franklin buys the items at the bakery that are flat with three sides and three corners.

That is a triangle

A triangle has 3 sides and 3 corners.

**Build Understanding**

Question 1.

Answer:

Explanation:

Crossed the triangle shapes

pizza on the plate

2 tissues and a pizza spoon.

Question 2.

Answer:

Explanation:

For the shapes like triangle cube, square have the flat surfaces

Cone and circle have curved surfaces.

**1.** Mark an X on all the objects shaped like a triangle. **2.** Color the flat shapes.

Question 3.

__________ sides

__________ vertices

Answer:

Explanation:

a triangle is a three-sided polygon that consists of three edges and three vertices.

and 3 angles

Question 4.

Answer:

Explanation:

a triangle is a three-sided polygon that consists of three edges and three vertices.

and 3 angles

so, circled the triangles.

**3.** Trace each side of the triangle. How many sides are there? Circle each corner, or vertex. How many corners, or vertices, are there? **4.** Mark an X on all the shapes with three sides and three vertices.

**On Your Own**

Question 5.

Answer:

Explanation:

a triangle is a three-sided polygon that consists of three edges and three vertices.

and 3 angles

In the group of images the ruler is in triangle shape.

so, circled the ruler

Question 6.

Answer:

Explanation:

a triangle is a three-sided polygon that consists of three edges and three vertices.

and 3 angles

**5.** Circle the object shaped like a triangle.** 6.** Draw a triangle. Circle each corner or vertex.

**I’m in a Learning Mindset!**

**Directions:** Did you use a strategy that worked for you? Color the star. Are you still looking for u helpful strategy? Color the checkmark.

**Lesson 4 Identify and Describe Rectangles**

Listen to the story. Talk about the shapes you see. Mark an X on an item Sonja could buy. Sonia is at a yard sale. She buys an item that is flat, with four corners and four sides.

Answer:

Explanation:

Sonia is at a yard sale.

She buys an item that is flat, with four corners and four sides.

Rectangle and square has four corners and four sides.

**Build Understanding**

Question 1.

Answer:

Explanation:

In the above poster

The window and photo frame are having four corners and four sides.

so, crossed the window and frame.

Question 2.

Answer:

Explanation:

A rectangle is a 2D shape that has 4 sides, 4 corners, and 4 right angles.

Opposite sides of a rectangle shape are the same length,

The cylinder and circle have curved surfaces square, triangle and rectangles have flat surfaces.

**1.** Mark an X on all the objects shaped like a rectangle. **2.** Color the flat shapes.

Question 3.

_________ sides

_________ vertices

Answer:

Explanation:

4 sides

4 vertices

A rectangle is a 2D shape that has 4 sides, 4 corners, and 4 right angles.

Opposite sides of a rectangle shape are the same length,

Question 4.

Answer:

Explanation:

A rectangle is a 2D shape that has 4 sides, 4 corners, and 4 right angles.

Opposite sides of a rectangle shape are the same length,

so, crossed out rectangles and squares.

**3.** Trace each side of the rectangle. How many sides are there? Circle each corner, or vertex. How many corners, or vertices, are there? **4.** Mark an X on all the shapes with four sides and four vertices. Tell a classmate how the shapes are alike and different.

**On Your Own**

Question 5.

Answer:

Explanation:

In the above group of pictures the photo frame is in the shape of a rectangle.

so, colored the photo frame.

A rectangle is a 2D shape that has 4 sides, 4 corners, and 4 right angles.

Opposite sides of a rectangle shape are the same length,

Question 6.

Answer:

Explanation:

4 sides

4 vertices

A rectangle is a 2D shape that has 4 sides, 4 corners, and 4 right angles.

Opposite sides of a rectangle shape are the same length,

**5.** Circle the objects shaped like a rectangle. **6.** Draw a rectangle. Circle each corner or vertex.

**I’m in a Learning Mindset!**

**Directions:** Did you use a strategy that worked for you? Color the star. Are you still looking for a helpful strategy? Color the checkmark.

Answer:

**Lesson 5 Identify and Describe Hexagons**

Listen to the story. Talk about the shapes you see. Mark an X on the item Danae looks at. Danae looks at an item in a store window. The item has six sides and six corners.

Answer:

Explanation:

A polygon is a closed figure formed of three or more line segments.

Examples of polygons are triangle, quadrilateral, pentagon and. hexagon.

In the above frame mirror is in shape of a hexagon. that is a polygon.

**Build Understanding**

Question 1.

Answer:

Explanation:

A polygon is a closed figure formed of three or more line segments.

Examples of polygons are triangle, quadrilateral, pentagon and. hexagon.

In the above frame the window and sale board are in hexagon shape

Question 2.

Answer:

Explanation:

A polygon is a closed figure formed of three or more line segments.

Examples of polygons are triangle, quadrilateral, pentagon and. hexagon.

The cylinder and circle have curved surfaces square, triangle and rectangles have flat surfaces.

**1.** Mark an X on all the objects shaped like a hexagon. **2.** Color the fiat shapes.

Question 3.

_________ sides

_________ Vertices

Answer:

Explanation:

6 sides

6 vertices

A polygon is a closed figure formed of three or more line segments.

Examples of polygons are triangle, quadrilateral, pentagon and. hexagon.

Question 4.

Answer:

Explanation:

6 sides

6 vertices

A polygon is a closed figure formed of three or more line segments.

Examples of polygons are triangle, quadrilateral, pentagon and. hexagon.

**3.** Trace each side of the hexagon. How many sides are there? Circle each corner, or vertex. How many corners, or vertices, are there? **4.** Mark an X on all the shapes with six sides and six vertices.

**On Your Own**

Question 5.

Answer:

Explanation:

6 sides

6 vertices

A polygon is a closed figure formed of three or more line segments.

Examples of polygons are triangle, quadrilateral, pentagon and. hexagon.

Question 6.

Answer:

Explanation:

6 sides

6 vertices

A polygon is a closed figure formed of three or more line segments.

Examples of polygons are triangle, quadrilateral, pentagon and. hexagon.

circled all the angles.

**5.** Circle the object shaped like a hexagon.** 6.** Point to each side of the hexagon as you count them. Circle each vertex.

**I’m in a Learning Mindset!**

**Directions:** Did you use o strategy that worked for you? Color the star. Are you still looking for o helpful strategy? Color the checkmark.

Answer:

**Lesson 6 Compose Simple Shapes**

Listen to the story. Show what you know about the story. Tyrell is drawing shapes. How can he use shapes to form a hexagon?

Answer:

Explanation:

Tyrell is drawing shapes.

How can he use shapes to form a hexagon

He used triangles to make the hexagon

6 triangles formed a hexagon.

**Build Understanding**

Question 1.

Answer:

Explanation:

Two small squares formed a larger rectangle

Two blue square shapes form a larger blue shape.

Question 2.

Answer:

Explanation:

Three small triangles form a trapezoid

2 right angled triangles and 1 equilateral triangle.

**1.** Use smaller shapes to form the blue shape Draw to show the shapes you used. **2.** Use smaller shapes to form the red shape. Draw to show the shapes you used.

**Step It Out**

Question 3.

Answer:

Explanation:

Two small squares formed a larger rectangle

Two yellow square shapes form a larger yellow shape.

Question 4.

Answer:

Explanation:

two small triangles form a rhombus

2 equilateral triangle form a rhombus that is green.

Question 5.

Answer:

Explanation:

1 equilateral triangle and a rhombus made a trapezoid.

1 green 1 equilateral triangle and a blue ** **rhombus made a trapezoid.

**3 – 5** Use the shapes shown to form the larger shape. Draw to show how you formed the larger shape.

**On Your Own**

Question 6.

Answer:

Explanation:

4 small squares made a larger square

There are 4 yellow small squares

formed to a larger yellow square.

Question 7.

Answer:

Explanation:

4 small squares made a larger rectangle

There are 4 yellow small squares

formed to a larger yellow rectangle.

**6.** Draw to show a way you can use the small squares to form a larger square. **7.** Draw to show a way you can use some or all of the small squares to form a rectangle.

**I’m in a Learning Mindset!**

**Directions:** Did you use a strategy that worked for you? Color the star. Are you still looking for a helpful strategy? Color the checkmark.

Answer:

**Lesson 7 Compare Two-Dimensional and Three-Dimensional Shapes**

Question 1.

Circle the flat, or two-dimensional shapes. Describe the shapes you circled to a classmate. How are they different from the other shapes?

Answer:

Explanation:

a flat plane figure or a shape that has two dimensions – length and width

they are square, polygon and circle and rectangle. so, circled them.

**Step It Out**

Question 2.

Answer:

Explanation:

solid shapes that have three dimensions including length, depth and width.

Cylinder, sphere cube and cone are 3-D shapes

so, crossed them.

Question 3.

Answer:

Explanation:

a flat plane figure or a shape that has two dimensions – length and width

solid shapes that have three dimensions including length, depth and width.

Blue colored shape is square and red colored shape is cube.

**2.** Mark an X on the solid, or three-dimensional shapes. Tell a classmate how they are different from the other shapes. **3.** Color the solid shape. Tell a classmate how the shapes are alike and different.

**On Your Own**

Question 4.

Color the two-dimensional, or flat shapes.

Answer:

Explanation:

a flat plane figure or a shape that has two dimensions – length and width

Colored with red all 2-D shapes.

Question 5.

Color the three-dimensional, or solid shapes.

Answer:

Explanation:

solid shapes that have three dimensions including length, depth and width.

Colored blue for all 3-D shapes.

**Module 16 Review**

**Vocabulary**

Answer:

Square

Explanation:

a flat plane figure or a shape that has two dimensions – length and width

a plane figure with four equal sides and four right (90°) angles.

a square has 4 sides and 4 vertices

**Concepts and Skills**

Question 1.

Answer:

Explanation:

a flat plane figure or a shape that has two dimensions – length and width

a plane figure with four equal sides and four right (90°) angles.

a square has 4 sides and 4 vertices

Question 2.

Answer:

Explanation:

Three small triangles form a trapezoid

2 right angled triangles and 1 equilateral triangle.

**Vocabulary** Circle each vertex of the square. **1.** Mark an X on the square. **2.** Draw to show the shapes you can use to make the larger red shape.

Question 3.

Answer:

Explanation:

Triangle and rectangle has flat surfaces

sphere and circle has curved surfaces.

Question 4.

Answer:

Explanation:

a flat plane figure or a shape that has two dimensions – length and width

a plane figure with 2 equal sides and four right (90°) angles.

a rectangle has 4 sides and 4 vertices

Question 5.

Answer:

Explanation:

Triangle ,polygon and rectangle has flat surfaces

sphere and circle has curved surfaces.

**3.** Circle the shape with a curve. **4.** Mark an X on the rectangles. **5.** Mark under the shape that has vertices.