Question

In triangle PQR,PQ=PR and S is a point on pq such that ps=sr=qr . Find the value of angle QPR.

Wrong answers are not allowed​

Answer 1

Answer:

ANSWER

Given AB is 3 cm,PR is 2 cm PR is 6 cm

In △PAB and △PQR

∠PAB=∠PQR (corresponding angles)

and ∠P is common.

∴△PAB∼△PQR (AA similarity criterion)

Since corresponding sides are proportional,

QR

AB

=

PR

PB

QR=

PB

AB×PR

=

2

3×6

Thus, QR=9 cm.

Step-by-step explanation:

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