an angle is thrice its supplement. the measure of the angle is? a) 120 b) 105 c) 135 d) 150
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YOUR ANSWER.
Let the angle be = x
supplementary will be 180- x
x=3(180°-x)
x= 540°-3x
4x=540°
x=540/4
x=135°
YOUR ANSWER.
Let the angle be = x
supplementary will be 180- x
x=3(180°-x)
x= 540°-3x
4x=540°
x=540/4
x=135°
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