Question 723263
The perimeter of an isosceles triangle with side lengths s and base length b is given by 2s + b. 
Find the perimeter of an isosceles triangle with side lengths s = 9 in. and base length b = 6 in. 
:
p = 2s + b
replace s with 9, replace b with 6
p = 2(9) + 6
just to the math