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If the angles of a triangle are in the ratio 1 : 2 : 3, the sides are in the ratio
A1 : 2 : 3
B1 : √2 : √3
C1 : 2 : 4
D1 : √3 : 2
Answer & Solution
Correct answer: D. 1 : √3 : 2
The angles are 30°, 60°, 90°, and the sine rule gives sides proportional to 1/2 : √3/2 : 1, which is 1 : √3 : 2.
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