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ABCD is a rectangular field . A vertical...

ABCD is a rectangular field . A vertical lamp post of height 12m stands at the corner A . If the angle of elevation of its top from B is ` 60^(@) ` and from C is ` 45^(@) ` , then the area of the field is :
a)` 48 sqrt 2 ` sq. m b)` 48sqrt3 ` sq m c)48 sq. m d)` 12 sqrt2 sq `

A

` 48 sqrt 2 ` sq. m

B

` 48sqrt3 ` sq m

C

48 sq. m

D

` 12 sqrt2 sq `

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A
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