Question

In Find the sides
marked ‘a’ and ‘b’ if PR= 41 cm,
QS=12 cm and SR=40 cm.

Answer 1

Step-by-step explanation:

In △PQR

(PQ)

2

+(QR)

2

=(PR)

2

(24)

2

+(7)

2

=(PR)

2

⇒(PR)

2

=576+49=625

⇒PR=25

Now S is the mid point of PR

∴RS=

2

PR

=

2

25

=12.5cm