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What is the measure of m∠B

What is the measure of m∠B-example-1
User DrinkBird
by
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1 Answer

3 votes

9514 1404 393

Answer:

40°

Explanation:

The sum of angles in a triangle is 180°.

(6x)° +x° +(2x)° = 180°

9x = 180

x = 20

∠B = (2·20)° = 40°

User Matteo Scotuzzi
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5.9k points