Question

What’s the complement and supplement of a 190 obtuse

Answer 1

The angle is 30°.

How to calculate the angle?

Let angle = x

Supplementary angle = 2x

Therefore, x + 2x + 90 = 180

3x + 90 = 180

3x = 180 - 90

3x = 90

x = 90/3

x = 30°

Therefore, the angle is 30°.

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The sum of complement and supplement of an angle is 90 then measure of angle is

(a) 30

(b) 80°

c 40

(d) 45​