Section A: Practice Problems Exploring Shapes in Our Environment

Section Summary

Details

In this section, we noticed shapes in the world around us.

We described and compared shapes.

Shape, looks like a door, crooked, 4 corners.

This shape looks like a door that is crooked.
It has 4 corners.

2 longer sides. 1 shorter side. All 3 sides connected.

This shape has 2 long sides and 1 shorter side.

The shapes are alike because they have straight sides.

The shapes are different because one has 4 sides and one has 3 sides.

We learned the names of these shapes:

circle

Circle.

triangle

Triangle.

rectangle

Rectangle.

square

Square.

Problem 1 (Lesson 1)

Describe some of the shapes you see in the picture.

Image of shapes. Some colored, some not.

Problem 2 (Lesson 2)

  1. Circle the shape that is the same as

    Blue triangle.
    1. Triangle.
    2. Square.

  2. Circle the shape that is the same as

    Blue rectangle.
    1. Rectangle.
    2. 6 sided shape.

Problem 3 (Lesson 3)

How are the shapes alike?
How are they different?

  1. Circle.
    Oval.
  2. Square.
    Rectangle.

Problem 4 (Lesson 4)

Circle the shapes that have curved sides.

  1. Circle.
  2. 4 sided shape.
  3. A shape.
  4. Triangle.
  5. A shape.

Problem 5 (Lesson 5)

Color in the triangles.
Cross out the shapes that are not triangles.

6 shapes.

Problem 6 (Lesson 6)

Color in the rectangles.
Cross out the shapes that are not rectangles.

Shapes, 6.  4 rectangles. 1 circle. 1 triangle.

Problem 7 (Lesson 7)

Circle the rectangle that is longer.

    1. rectangle
    2. rectangle
    1. rectangle
    2. rectangle
    1. rectangle
    2. rectangle
    1. rectangle
    2. rectangle

Problem 8 (Lesson 8)

  1. Connect the dots.
    What shape did you draw?

    Black dots. 4 larger red dots.

  2. Connect the dots.
    What shape did you draw?

    Black dots. 3 larger red dots.

  3. Draw a shape with 4 sides and 4 corners on the dot paper

    Dot paper.

Problem 9 (Lesson 9)

What shapes do you see in this picture?

Clock face without numbers.

Problem 10 (Exploration)

A colorful pattern of triangles and rectangle.

  1. Where do you see triangles in this picture?

  2. Where do you see rectangles in this picture?

Problem 11 (Exploration)

A group of squares.

  1. How many different size squares do you see?

  2. How many squares do you see altogether?