Question

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Answer 1

acute angles

Explanation:

Angles between 0 and 90 degrees (0°< θ <90°) are called acute angles. Angles between 90 and 180 degrees (90°< θ <180°) are known as obtuse angles. Angles that are 90 degrees (θ = 90°) are right angles.

Answer 2

Acute angle

Explanation:

Acute angle = less than 90 degrees