Question

In ∆ PQR , ∠ PQR = 90° and the length of the hypotenuse PR is 13 cm. Find PQ² + QR² *
a) 26
b) 169
c) 144​

Answer 1

Answer:

b) 169

Step-by-step explanation:

According to the Pythagoras Theorem :

(Hypotenuse)^2 = (Base)^2 + (Height)^2

=> PR^2 = PQ^2 + QR^2

= 13^2

= 169 cm (ans)