Question

what is supplementary angle of (90+r)

Answer 1

Let the second number be r
we know that sum of two supplementary angle is 180 degree
R+90=180
R=180-90
R=90
so,the second number is 90


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Answer 2

supplementary angle of 90 + r =

let an angle be r ...

supplementary of 90 + r = 180

r = 180 - 90
r = 90°

supplementary angle of 90 + r = 90 °

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