Math, asked by shezasid90, 19 days ago

2. If PQ is a line segment of length 12 cm and Ris a point in its interior, then PR + QR² + 2PR QR equals (a) 12 cm (b) 13 cm (c) 144 cm (d) 169 cm

Answers

Answered by alamshahil819

1

Answer:

QR=PQ−PR

=12−8=4cm

PQ

2

−PR

2

=(12)

2

−(8)

2

=144−64

=80cm.

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