Mathematics
Mathematics, 18.12.2020 01:00, dpazmembreno

Suppose △ABC has exterior angle at vertex B. The exterior angle is (12x−24)°, m∠A=(3x−6)°, and m∠C=(6x+12)°. What is the measure of the exterior angle at vertex B? 10°10 degrees

24°24 degrees

96°96 degrees

72°

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Suppose △ABC has exterior angle at vertex B. The exterior angle is (12x−24)°, m∠A=(3x−6)°, and m∠C=(...

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