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Write a list of steps that are needed to find the measure of ∠B Picture
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Write a list of steps that are needed to find the measure of ∠B

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Write a list of steps that are needed to find the measure of ∠B Picture-example-1
User JCQian
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Since the inside of the triangle would be 180 you would do
180= a + b + c ... 180= 72+b+113 ... 180=b+185 ... b=180-185
b will equal -5
User Chiuki
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