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If in a triangle A B C angle B=90^0 then...

If in a triangle `A B C` angle `B=90^0` then `tan^2(A/2)` is `(b-c)/a` (b) `(b-c)/(b+c)` (c) `(b+c)/(b-c)` (d) `(b+c)/a`

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ALLEN-SOLUTION AND PROPERTIES OF TRIANGLE-All Questions
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  3. If in a triangle A B C angle B=90^0 then tan^2(A/2) is (b-c)/a (b) (b-...

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