Math, asked by Badc331, 2 days ago

What happens to value of cos A when A increases from 0º to 90º.

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Answered by IIDakshII
1

ǫᴜᴇsᴛɪᴏɴ →

What happens to value of cos A when A increases from 0º to 90º.

ᴀɴsᴡᴇʀ →

As the angle increases from 0° to 90°, the sine increases from 0 to 1. As the angle increases from 0° to 90°, the cosine decreases from 1 to 0. Again you have an angle of 0° and a side with length 0. This time the vertical leg is 1, the same as the radius, so the sine is 1.

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