Question

In triangle ABC, AB=6 root 3 cm, AC = 12 cm and angle BC = 6 cm . find the measure of abpngle B

Answer 1

in triangle ABC sides are given in the ratio
6:6√3:12.
which satisfy the ratio of sides of triangle having angle 30,60,90.
sides opposite to angle is
30:60:90=1:1√3:2
therefore measure of angle B is 90°

Answer 2

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