# McGraw Hill My Math Grade 1 Chapter 9 Lesson 1 Answer Key Squares and Rectangles

All the solutions provided in McGraw Hill My Math Grade 1 Answer Key PDF Chapter 9 Lesson 1 Squares and Rectangles will give you a clear idea of the concepts.

## McGraw-Hill My Math Grade 1 Answer Key Chapter 9 Lesson 1 Squares and Rectangles

Explore and Explain __________ squares
___________ rectangles
Teacher Directions: Use square and rectangle attribute blocks to make a farm picture. Trace the squares using a red crayon. Trace the rectangles using a blue crayon. Count the shapes. Write how many there are a each shape. Explanation:
I made a farm picture using rectangle and square blocks
I traced the rectangle blocks with blue and square blocks with red
There are 3 rectangles and 3 squares.

See and Show

Two-dimensional shapes are flat shapes. They can be open or closed. Squares and rectangles are two-dimensional shapes. They are closed. They have straight sides and vertices (vertex).
square rectangle Write how many sides and vertices.

Question 1. ___________ sides
___________ vertices
4 sides
4 vertices

Explanation:
A rectangle is a closed shape that has 4 sides and 4 vertices.

Question 2. ___________ sides
___________ vertices
4 sides
4 vertices

Explanation:
A square is a closed shape that has 4 sides and 4 vertices.

Talk Math How are a rectangle and a square alike?
Both the rectangle and square have 4 sides and 4 vertices.

Write how many sides and vertices.

Question 3. ___________ sides
___________ vertices
4 sides
4 vertices

Explanation:
A square is a closed shape that has 4 sides and 4 vertices.

Question 4. ___________ sides
___________ vertices
4 sides
4 vertices

Explanation:
A rectangle is a closed shape that has 4 sides and 4 vertices.

Question 5. ___________ sides
___________ vertices
4 sides
4 vertices

Explanation:
A chess board is in the shape of a square
A square is a closed shape that has 4 sides and 4 vertices.

Question 6. ___________ sides
___________ vertices
4 sides
4 vertices

Explanation:
A door is in the shape of a rectangle
A rectangle is a closed shape that has 4 sides and 4 vertices.

Circle the objects that match the first shape.

Question 7.  Explanation:
I drew circle around the object that matches with the first shape.

Question 8.  Explanation:
I drew circle around the objects that matches with the first shape.

Circle the closed shapes.

Question 9.  Explanation:
I drew circles around the shapes that are closed.

Problem Solving

Name and draw each shape.

Question 10.
I am a two-dimensional shape that has 4 vertices. All of my sides are the same length. What shape am I? Explanation:
A square is a two-dimensional shape that has 4 vertices and sides are the same length.

Question 11.
I am a two-dimensional shape that has 4 sides. Two of my sides are long. Two of my sides are short. What shape am I? Explanation:
A rectangle is a two-dimensional shape that has 4 sides. Two of its sides are long and two of the sides are short.

Write Math Use the words closed, sides, and vertices to describe the square.
A square is a closed shape that has 4 sides and 4 vertices.

### McGraw Hill My Math Grade 1 Chapter 9 Lesson 1 My Homework Answer Key

Practice

Write how many sides and vertices.

Question 1. _____________ sides
_____________ vertices
4 sides
4 vertices

Explanation:
A square is a closed shape that has 4 sides and 4 vertices.

Question 2. _____________ sides
_____________ vertices
4 sides
4 vertices

Explanation:
A rectangle is a closed shape that has 4 sides and 4 vertices.

Question 3. _____________ sides
_____________ vertices
4 sides
4 vertices

Explanation:
A book is in the shape of a rectangle
A rectangle is a closed shape that has 4 sides and 4 vertices.

Question 4. _____________ sides
_____________ vertices
4 sides
4 vertices

Explanation:
A window is in the shape of a square
A square is a closed shape that has 4 sides and 4 vertices.

Count and write how many squares and rectangles you see in the robot. Question 5.
_____________ squares
5 square

Explanation:
There are 5 squares in the given robot.

Question 6.
_____________ rectangles
7 rectangles

Explanation:
There are 7 rectangles in the given robot.

Draw and write the name of the shape.

Question 7.
I am a two-dimensional shape that has 4 sides that are the same length. What shape am I? Explanation:
A square is a two-dimensional shape that has 4 vertices and sides are the same length.

Vocabulary Check

Draw lines to match.  