SOLUTION: PQR is an isosceles triangle such that QP=QR=13cm and the altitude PS= 12 cm.Find the length of PR.

Question 1075904: PQR is an isosceles triangle such that QP=QR=13cm and the altitude PS= 12 cm.Find the length of PR.
Found 2 solutions by MathLover1, MathTherapy:
Answer by MathLover1(20849) (Show Source): You can put this solution on YOUR website!

if is an isosceles triangle, the altitude divides into two segments of the equal length
take one segment, , altitude , and side and you have angle triangle where is hypotenuse, and altitude are legs
so,
...substitute and

Answer by MathTherapy(10552) (Show Source): You can put this solution on YOUR website!

PQR is an isosceles triangle such that QP=QR=13cm and the altitude PS= 12 cm.Find the length of PR.

Draw the triangle.
You should get:
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