pls solve this problem
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Answer:
6304/4225
Step-by-step explanation:
AC =√( 6^2 +8^2) = 10 cm
cosy = 8/10 = 4/5
cos^2y = 16/25
EC = 10/2 = 5cm
DC = √(12^2 + 5)^2 = 13 cm
sinx = 12/13 => sin^2x = 144/169
sin^2x + cos^2y
=144/169 + 16/25 = 6304/4225
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