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OpenStudy (anonymous):
help!?!?
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OpenStudy (anonymous):
OpenStudy (kropot72):
Angle BAC = 180 - 130 = 50 degrees So we now know two of the angles of the triangle. Do you know what the three angles of any triangle add up to?
OpenStudy (anonymous):
180?
OpenStudy (kropot72):
Yes, the sum of the interior angles of any triangle is 180 degrees. Therefore angle ABC = 180 - 20 - 50 = ? degrees
OpenStudy (anonymous):
110?
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OpenStudy (kropot72):
Yes, angle ABC is 110 degrees.
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