Question

The base of an isosceles triangle is L cm and it's perimeter is X cm . Find the area of triangle.

Answer 1

$area = \frac{1}{4} l \sqrt{4 {a}^{2} - {l}^{2} }$
X - l = 2a
a is equal sides

Answer 2

Answer:

L/4√4a²-l²

Step-by-step explanation: