Question

In the figure given below (not drawn to scale), ABCDE is a concave pentagon, with
angle B = 60°, AB = 12 cm, angle E = 300° and area of the pentagon = 56√3 sq.cm. If the pentagon is
symmetric about the line l (shown as dotted line), drawn perpendicular to BC and
passing through E, find the length BC.​

Answer 1

Answer:

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