If cos 45°=½ prove thatSin22=√(2-√2)

1 answer:

5 0

Should be 22.5

Mark brainliest please

Hope this helps you

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vovikov84 [41]

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2 years ago

BigorU [14]

X=2
-- ---
5 3
Cross multiply:
3x=10
x=10/3

2=5
-- ---
3 y
2y=15
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bulgar [2K]

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If cos 45°=½ prove thatSin22=√(2-√2)​