Answer:
one angle: 51° and other angle: 39°
We can simply find:
Solve:
x - 12 + x = 90
2x = 90 + 12
x = 51°
one angle → 51°
other angle: x - 12 → 51° - 12 → 39°
Let ∠1 be x
Let ∠2 be x-12
-0.663
Step-by-step explanation:
-38/180 × pi = -0.6632251158