# Example 2

- Author:
- Walch Education

- Topic:
- Perimeter

To calculate the perimeter of an isosceles triangle, the expression 2

*s*+*b*is used, where*s*represents the length of the two congruent sides and*b*represents the length of the base. What effect, if any, does increasing the length of the congruent sides have on the expression?- Refer to the expression given: 2
*s*+*b*. - Determine what effect, if any, increasing the length has.