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Acute Angle, Right Angle, Obtuse Angle
Find the number of acute, right, and obtuse angles that can be
found in the picture below.

Step 1. Find and mark all the acute angles on the right. How many acute
angles are there?

Step 2. Find and mark all the right angles on the right. How many right
angles are there?

Step 3. Find and mark all the obtuse angles on the right. How many obtuse
angles are there?
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