Solve the problem.
-The three angles in a triangle always add up to 180°. If one angle in a triangle is 114° and the second is 5 times the third, what are the three angles?
A)114°, 54°, 12°
B)114°, 53°, 13°
C)114°, 56°, 10°
D)114°, 55°, 11°

Question

Quizplus · Accepted Answer

The sum of the angles in a triangle is 180°. Given one angle is 114°, let the third angle be x. Then the second angle is 5x. So, 114° + 5x + x = 180°. Solving gives x = 11°, making the second angle 55°. Thus, the angles are 114°, 55°, and 11°.

Solve the Problem. -The Three Angles in a Triangle Always Add Up to Add