Question

triangle pqr circumscribe a circle of rqdius r such that angle q=90,pq =3and qr=4.find r

Answer 1

since In triangle pqr q= 90,pq= 3 and qr= 4
Apply Pythagoras theorem
=> qr(which is radius)= √((pq^2)+(qr^2))
=> r= √25
=> r=5