Find the area of a trapezoid with sides 5 and 5 and bases 2 and 8.

univerkov | December 8, 2020 | education

If the sides are equal to 5 centimeters, then the trapezoid is isosceles. You can find the height, let’s denote it by x.
x (2) = 5 (2) -3 (2)
x (2) = 25 – 9 = 16
x = + -4, but -4 does not satisfy the problem.
S (trapezoid) = 4x ((2 + 8): 2)) + 20.
answer: 20.

One of the components of a person's success in our time is receiving modern high-quality education, mastering the knowledge, skills and abilities necessary for life in society. A person today needs to study almost all his life, mastering everything new and new, acquiring the necessary professional qualities.