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mixer [17]
3 years ago
11

Round your answer to the tenths place if necessary Help me please! :(

Mathematics
2 answers:
xz_007 [3.2K]3 years ago
7 0
The answer should be 80.5
Katyanochek1 [597]3 years ago
6 0

Answer:

∠ B = 80.5°

Step-by-step explanation:

Since AB = AC then the triangle is isosceles with base angles congruent, so

∠ B = ∠ C , then

∠ B = \frac{180-19}{2} = \frac{161}{2} = 80.5°

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