Section A: Practice Problems Attributes of Shapes

Section Summary

Details

In this section, we named and drew shapes based on the number of sides and corners. We also drew shapes with different side lengths. We described solid shapes based on the number of faces and their shapes.

Group of triangles varying in size, 3 shaded and 3 unshaded.
8 assorted shapes, 2 shaded and 6 unshaded.

Problem 1 (Pre-Unit)

  1. Draw a rectangle and label it A.

  2. Draw a triangle and label it B.

Problem 2 (Pre-Unit)

  1. Split the circle into 2 equal parts.

    Circle.

  2. Split the rectangle into 4 equal parts.

    Rectangle.

Problem 3 (Pre-Unit)

Write the time each clock shows.

  1.  

    Analog clock. Hour hand, ten. Minute hand, twelve.

  2.  

    Analog clock. Hour hand, between five and six. Minute hand, six.

Problem 4 (Pre-Unit)

Find the value of each expression.

Problem 5 (Lesson 1)

Here are some shapes.

Assorted shapes.

  • Find a triangle and label it A. Explain why the shape is a triangle.

  • Find a pentagon and label it B. Explain why the shape is a pentagon.

Problem 6 (Lesson 2)

Rectangle partitioned into 2 equal parts.

  • Diego drew this shape and said that it is a pentagon. Do you agree with Diego? Explain your reasoning.

  • Draw a pentagon on the grid.

Problem 7 (Lesson 3)

  1. Draw a quadrilateral that has 3 sides that are 2 inches long.

  2. Draw a different quadrilateral that has 3 sides that are 2 inches long.

Problem 8 (Lesson 4)

This image represents a solid shape. Describe this shape.

Cube.

Problem 9 (Exploration)

Priya says this shape is a quadrilateral.

Han says this shape is a pentagon.

Who do you agree with?
Explain your reasoning.

Four-sided shape with five points plotted.

Problem 10 (Exploration)

  1. Can you draw a pentagon with 5 square corners? Use the dots if they are helpful.

  2. Elena says this hexagon has 6 square corners. Do you agree with Elena? Explain your reasoning.