1.

An angle is double if its supplement then the measure of the angle is

Answer»

LET the two ANGLES be X and y

So,

x+y=180° ______ (1)

ACCORDING to question, y=2x _____(2)

PUTTING (2) in (1)

x+2x=180°

3x=180°

x=60°

Now since y=2x

So y=2(60°)

y=120°

Hence 120° is the answer

Hope it helps...


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