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Find the area of Delta^(l e) formed by t...

Find the area of `Delta^(l e)` formed by the straight line `x cos alpha+ysin alpha=p` on the co-ordinate axes.

A

`p^2/(cosalpha)`

B

`p^2."cosec"2alpha`sq.units

C

`p^2/(sin2alpha)`sq.units

D

0

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The correct Answer is:
C
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