1.

Assertion (A): The radius of the circleinscribedin the triangle obtained by joining the middle pointsof the sidesofDelta ABCis equalto half the radiusof incircleof Delta ABCReason (R ) :In Delta ABC, D,E,Fbe midpointsof the sidesof Delta ABC , Delta ' , 2s'denotesarea andperimeter of Delta DEF" then "Delta ' = Delta//4and s' =s//2

Answer»

A is TRUE , R is true and R is correct explanationof 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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