JEE Math Practice Question
In a triangle $$ABC$$, let $$\angle C = {\pi \over 2}$$. If $$r$$ is the inradius and $$R$$ is the circumradius of the triangle $$ABC$$, then $$2(r+R)$$ equals :
- A.$$b+c$$
- B.$$a+b$$
- C.$$a+b+c$$
- D.$$c+a$$
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