Formulas

1
Formulas
COURSE 3 LESSON 4-6
Write a formula for finding the length of each
non-parallel side s of an isosceles trapezoid
given the perimeter and length of the bases.
Begin with the perimeter formula P 2s b1
b2.
4-6
2
Formulas
COURSE 3 LESSON 4-6
1. Find the area of a triangle whose base is 18
cm and height is 3 cm. 2. Solve for h in the
formula for the area of a trapezoid, A
h(b1 b2).
27 cm2
4-6