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Question
ABC is an isosceles triangle such that AB = AC and AD is the median to the base BC with ∠ABC = 35°. Then ∠BAD is
Options
35°
55°
70°
110°
MCQ
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Solution
55°
Explanation:
BD = DC
AB = AC
∴ ∠ADB = ∠ADC = 90°
∠ABC = 35°
In ΔABD,
∠BAD + ∠ABD = 90°
∴ ∠BAD = 90° – 35° = 55°
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Geometry (Entrance Exam)
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