Topics
9. Shapes and angles
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United States of America
Grade 4

9.04 Right angles

Lesson
Practice

Interactive practice questions

A right angle is a:

Quarter turn

A

Half turn

B
Easy
< 1min

Which of the following is a right angle?

Easy
< 1min

Which of the following is a right angle?

Easy
< 1min

Which of these clocks shows a right angle?

Easy
< 1min
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Outcomes

4.MD.C.5

Recognize angles as geometric shapes that are formed wherever two rays share a common endpoint, and understand concepts of angle measurement:

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