Question

find PQ, if PR = 34cm and QR = 30cm by Pythagoras theorem which is
c^2= a^2+b^2
c^2= 34^2 + 30^2

Answer 1

Answer:

c^2=a^2+b^2

Step-by-step explanation:

PR is hypotenuse of the triangle so,

(PR)2=(PR)2+(QR)2

(34)2=(PQ)2+(30)2

(PQ)2=34×34-30×30

(PQ)2=1156-900

(PQ)2=256

PQ=16