Question

In triangle PQR,PQ=19cm,QR=24cmPR=30cm. show that triangle PQR is not a right angled triangle.​

Answer 1

Step-by-step explanation:

30cm is longest side

so let PR be hypotenuse

30²= 19²+24²

900= 361+ 576

900= 937

which is not true

hence PQR is not a right angled triangle