We included **HMH Into Math Grade 2 Answer Key PDF** **Module 21 Two- and Three-Dimensional Shapes **to make students experts in learning maths.

## HMH Into Math Grade 2 Module 21 Answer Key Two- and Three-Dimensional Shapes

**Product Designer**

Product designers plan every kind of product you can imagine, from clothing to computers. Your desk and chair were designed. Your toys were designed. Even your kitchen sink was designed by someone! Product designers use drawings and math every day. They make many designs to get a product just right.

**STEM Task:**

Talk with a partner about the picture. What shapes do you see? Could you divide any shapes into two equal shares?

**Learning Mindset**

Get Help Identifies Need for Help

Everyone needs help sometimes. If you are not sure about something, you might get help from your teacher, a parent, or a classmate. The first step is knowing that you need help. Think about your learning so you will know when to ask for help.

**Reflect**

Question 1.

Was it hard to find shapes in the picture? Did you find a shape that you could divide into two equal shares?

Answer: No, it is not so hard to find the shapes in the given picture.

Question 2.

Did you and your partner help each other find the shapes? How did you know when to ask for help?

Answer: Yes

**Draw It!**

Draw a red square, a green triangle, and a blue rectangle.

Answer:

**Turn and Talk**

Name an object in the classroom that is shaped like a square. Name an object in the classroom that is shaped like a triangle. Name an object in the classroom that is shaped like a rectangle.

Answer:

The Name of an object in the classroom that is shaped like a square is a chalk piece box.

The Name of an object in the classroom that is shaped like a rectangle is the board.

**Are You Ready?**

Complete these problems to review prior concepts and skills you will need for this module.

**Match Shapes**

**Color the shapes.**

Question 1.

Color each rectangle blue.

Answer:

Explanation:

A rectangle is a regular polygon with opposite sides are equal. In the above picture, we can see three rectangles.

So, we have to color 3 rectangles.

**Identify Three-Dimensional Shapes**

**Follow the directions to show what you know about shapes.**

Question 2.

Circle the cube. Put an X on the sphere.

Answer:

Sphere and Cube are three-dimensional solid figures.

Question 3.

Circle the cone. Put an X on the rectangular prism.

Answer:

Cone and rectangular prism are three-dimensional solid figures.

**Identify Shapes**

**Circle the shape.**

Question 4.

square

Answer:

A square is a regular polygon with all four sides equal. In the above figure, the second image is a square.