Question

an angle is 4/5 of its supplement.what is the degree measure of the angle​

Answer 1

Answer:

80°

Step-by-step explanation:

Let the angle be x

Supplement of angle=180-x

According to question

x=4/5×(180-x)

x=144-4x/5

x+4x/5=144

5x+4x/5=144

9x/5=144

x=144×5÷9

x=80°

Answer 2

answer 80

कोण x होने दें। x = 4/5 * (180-x) 5x = 4 (180-x) 5x = 720-4x 9x = 720 x = 80 इसलिए कोण = 80 डिग्री।