Question

12
In APQR, PQ = 6 cm, PR = 9 cm and M is a point on QR such that it
divides QR in the ratio 1:2. PM I QR. Find QR.
18 cm
O
3712 cm
O 3/15 cm
O V20 cm
A​

Answer 1

Step-by-step explanation:

⇒QR=

QP

2

+PR

2

When,

QR=QM+MR

QM=x−1

MR=x−2

QR=

6

2

+9

2

=

36+81

QR=

117

=10.82

From Question:

x−1+x−2=10.82

2x−3=10.82

x=

2

13.82

⇒QR=6.91

$please \: mark \: as \: brainlist \: \: \: \: > <$