Isosceles trapezoid EFGH has area 80 cm ^2, height 20 cm and legs 22 cm. One of the bases is 5 cm. How long is the remaining base ?

Question

asked Sep 16, 2022 231k views

1 Answer

Supun Madushanka · Answer 1 · 2022-09-22T15:20:49+0000

Answer:

3

Explanation:

A =
(base1 + base2)/(2) x h Formula

(base1 + 5)/(2) x 20 = 80 Substitution

(base1 + 5)/(2) = 4 Work (divide by 20, multiply by 2, subtract 5)

base1 + 5 = 8

base1 = 3 Solution