Question

• Angle 'x' is half of its supplementary, then find the complementary of
angle 'x'.
​

Answer 1

Let the angle be y and its supplement be 180

o

−y

ACQ,

⇒y=

2

180

o

−y

⇒2y=180

o

−y

⇒2y+y=180

o

⇒3y=180

o

⇒y=

3

180

o

⇒y=60

o

Therefore, the angle which is half of its supplement is of 60 degrees.

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