Answer:
a = 8
b = 17
Step-by-step explanation:
We are given the following:
An isosceles triangle with perimeter
.
Property of Isosceles Triangle:
- Two sides out of three sides of an isosceles triangle are equal.
Thus, the two equal sides of the triangle from given daigram is:

The third side is :

Perimeter of triangle =

Putting the values, we have:

Thus value of a is 8 and b is 17.