Solve the Problem. -In Triangle ABC, Angle a Is Three Times as Large

question 103

Multiple Choice

Solve the problem.
-In triangle ABC, angle A is three times as large as angle C. The measure of angle B is 15° less than that of angle C. Find the measure of the angles.

• A)117°, 24° and 39°
• B)78°, 24° and 78°
• C)117°, 24° and 78°
• D)78°, 24° and 39°

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Definitions:

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