Question

if 40% of an angle is the supplement of 150°,find the angle​

Answer 1

Answer:

75°

Step-by-step explanation:

Let the angle be x

$x + 150 = 180 \\ x = 30$

Now the required angle be y

Given

$40\% \: of \: y = x = 30$

$\frac{40}{100} y = 30 \\ y = 75$