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AP EAMCET20227 Jul 2022Evening ShiftMathematicsProperties of TrianglesActual

In a A B C , let C= 2 . If r and R are respectively inradius and circumradius of A B C , then R+r=

Options

  1. Aa-b 2
  2. Ba+b 2
  3. Ca+b
  4. Da-b

Correct answer

B. a+b 2

Step-by-step solution

x+y=2 R Now, array ll & a+b=x+r+y+r=2 R+2 r & R+r= a+b 2 array

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