ANGLE A-ANGLE B=33,ANGLE B-ANGLE C=18,THEN MEASURE OF ANGLE A IS
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Is it a triangle?
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Triangle Property
Because triangle has 3 angles
A + B + C = 180° (Angle Sum Property)
A + 33 + 18 = 180 °
A + 51 = 180
A = 180 - 51
A = 129
Hence Angle A measures 120°
Because triangle has 3 angles
A + B + C = 180° (Angle Sum Property)
A + 33 + 18 = 180 °
A + 51 = 180
A = 180 - 51
A = 129
Hence Angle A measures 120°
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