Geometry Practice Test 3

Question : 28 of 40

Marks: +1, -0

An angle is 50° less than its supplement. Find the measure of the angle.

Solution:

Let the supplement angle = x°
then angle = (x − 50)°
x + (x − 50) = 180°
2x = 180 + 50
x =

({230}/2) °

x = 115
Measure of the angle = (x - 50)°
= (115 - 50)°
= 65°

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