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Ilia_Sergeevich [38]
4 years ago
8

Angles A, B, and C represent the three angles of triangle ABC. If the measure of angle A is (4x - 8)°, the measure of angle B is

(5x+2)°, and the measure of angle C is (6x-9)°, what is the measure of angle B (in degrees)?
Mathematics
1 answer:
denis23 [38]4 years ago
5 0
A + B + C = 180o
4x - 8 + 5x + 2 + 6x - 9 = 180
15x - 15 = 180
15x = 180 + 15
15x = 195
x = 195/15
x = 13 

B = 5x + 2
B = 5*13 + 2
B = 65 + 2
B = 67 <<<<< answer.
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