PQR is a triangle, right angled at R. if PQ equal 25 cm and PR 7 cm ,find QR
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answer is 24 cm
use pythagorus theorm
make square of 25 and substract square of 7
then take a root of answer which is 576
you will get 24 cm
use pythagorus theorm
make square of 25 and substract square of 7
then take a root of answer which is 576
you will get 24 cm
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