Video: Knowing the Size of Right Angles

The measure of a right angle is _.

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Video Transcript

The measure of a right angle is blank.

Think about some notebook paper. Notebook paper is in the shape of a rectangle and it has four corners. Each of these corners are right angles. And when we measure this kind of angle — a right angle — it always measures 90 degrees.

The measure of a right angle is 90 degrees.

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