22 Your answer is INCORRECT In triangle ABC, an exterior ange at C measures 120 and mLA = 70. which is the shortest side or the

Question

lorasvet [3.4K]

3 years ago

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22 Your answer is INCORRECT In triangle ABC, an exterior ange at C measures 120 and mLA = 70. which is the shortest side or the

triangle? a) BC b) AC

Mathematics

1 answer:

Snezhnost [94] · Answer 1 · 2022-07-20T20:31:24+03:00

Answer:

b) AC

Step-by-step explanation:

Exterior angle C is the sum of interior angles A and B. If angle A is 70, then angle B is 120-70 = 50. Angle C is the supplement of its exterior angle, so is 180-120 = 60.

The smallest angle is B, so the opposite side, AC, is the shortest side.