Math, asked by anamika1778, 1 year ago

pls solve this problem​

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Answered by TheLostMonk
1

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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