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Let ABC be a right with angleBAC=(pi)/(...

Let ABC be a right with `angleBAC=(pi)/(2)`, then `((r^(2))/(2R^(2))+(r )/(R ))` is equal to :
(where symbols used have usual meaning in a striangle)

A

sinB sinC

B

tanB tanC

C

secB secC

D

cotB cotC

Text Solution

Verified by Experts

The correct Answer is:
A
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