The measure of one of the base angles of an isosceles triangle is twice the measure of the vertical angle. Find the measure of the vertical angle.
(1) 30° (2) 36° (3) 40° (4) 48°
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Answer:
2. 36°
Step-by-step explanation:
A.S.P of a triangle = 180
2x + 2x + x = 180, where x = vertical angle
5x = 180 => x = 36°
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