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Assertion (A) : The radius of the circle inscribed in the triangle obtained by joining the middle points of the sides of DeltaABC is equal to half the radius of incircle of DeltaABC Reasons (R): In DeltaABC D, E, F be midpoints of the sides of DeltaABC, Delta 2ss denote area and perimeter of DeltaDEF then Delta=Delta//4= and s=s//2

Answer»

A is true, R is true and R is correct EXPLANATION of A
A is true, R is true and R is not correct explanation of A
A is true, R is false
A is false, R is true

Answer :A


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