Question

find the value of sin square 63°+sin square 27°/ cos square 17° + cos273°​

Answer 1

Answer:

mark it's not 273 it's 73..

(sin²63 + sin²27)/(cos²17 +cos²73)

(sin²63 +cos²63)/(cos²17 +sin²17).

by complementary angles

using sin²theta + cos²theta = 1

so the answer is 1/1 = 1

hope this will help you