How large is an angle whose supplement equals 12° less than three times its complement?

Question

asked Sep 9, 2024 62.5k views

1 Answer

Shubomb · Answer 1 · 2024-09-14T08:10:34+0000

Answer:

the angle is 39°.

Explanation:

180° - x = 270° - 3x - 12°

Combining like terms:

-x + 3x = 270° - 12° - 180°

2x = 78°

Dividing both sides by 2:

x = 39°