Question

PLZZZ ANSWER!! Answers for points will be reported.

Triangle KLM has KL = 28, KM = 28, and LM = 21. What is the area of the triangle?
The area of AKLM is about
(Simplify your answer. Round to one decimal place as needed.)

Answer 1

• 272.6

Explanation:

This is an isosceles triangle with base of 21 and sides of 28.

Area formula

• A = 1/2bh

Find height:

• h =
  `√(28^2 - (21/2)^2) = √(673.75) = 25.96`

Area:

• A = 1/2(25.96)(21) = 272.6 (rounded)