question_answer

A triangle \[\Delta PQR\] with \[\angle Q=90{}^\circ ,\text{ }QR=4\text{ }cm\] and PR = 5 cm is constructed. What would be the measure of PQ?

A)  2 cm                          

B)  6 cm          

C)  7 cm             

D)  3 cm

Correct Answer: D

Solution :

(d): Use RHS property to Contruct the \[\Delta \,le\] as. Shown:             \[PQ=3\,cm\]