Question

80% of an angle is the supplement of 140° . find the angle.

Answer 1

Answer:

The supplement of 140 degrees is 40 degrees(180-140).

If 80% of an angle is supplement of 140, then consider the angle as x,

(80/100)*x=40

solving we get, x= 50

The angle is 50 degrees

Answer 2

Answer:

let the angle be x.

= x+80/100

= 4/5

= 4/5x+140= 180

= 50.

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