Question

in right triangle the two acute angle are in the ratio 7:11.find the acute angle.
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Answer 1

Answer:

let x be in ratio 7x, 11x

and the third angle is 90

7x+11x+90=180(sum of all angle of triangle)

18x+90=180

18x= 180-90

x=90/18

x=5

now,

7x= 7×5=35

11x=11×5=55