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The measure of acute angle between the lines whose direction
Can the angle of elevation be more than 90 degrees? - Quora
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Is the angle whose measurement is less than 90 called an acute
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Can the angle of elevation be more than 90 degrees? - Quora
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At what angle is a corner no longer considered a sharp angle? - Quora
What is the reference angle for a 240° angle, 30° 60° 180° 270
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If the measure of an angle is greater than 90⁰ but less than 180⁰
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