Topics
9. Shapes and angles
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United States of AmericaFL
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

MA.4.GR.1.1

Informally explore angles as an attribute of two-dimensional figures. Identify and classify angles as acute, right, obtuse, straight or reflex.

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