Question

In ∆POR,PR-10cm, QR 4cm and PL-6cm
(a
Find the area of the ∆PQR
(b)
Find QM​

Answer 1

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ANSWER

keep in mind,

Sum of two sides of triangle must be greater than third side.

1.PQ+QR>PR

4+6>PR

PR<10cm

2.PQ+PR>QR

4+PR>6

PR>6−4

PR>2cm

3.QR+PR>PQ

6+PR>4 -----No, Possible value of PR.

So, Value of PR should be ,2cm<PR<10cm