Question

answer this maths!!

only 3rd one​

Answer 1

Answer:

pls refer the image.

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complementary angles make 90°

so, 2angles are in complementary another angle must be 90°

Answer 2

Answer:

let the number given in the ratio be x

we know that sun of two angle is 90

4x+5x=90

9x=90

x=10

so angle are 10*5=50

other angle 10*4=40

it may help u

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