Math, asked by maryadaaneja, 4 months ago

In an isosceles ∆PQR,PQ and D is the midpoint of base QR
a. State the congruent triangles and the three pairs of equal parts in them
b. what is the criteria of congruency? why ?​

Answers

Answered by sss3288
15

Step-by-step explanation:

The criteria of congruency is SSS (Side-Side-Side) because the above mentioned sides are equal and these equal sides make the triangle PQD and triangle PDR equal.

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