Answer:
9

Explanation:
All the sides have the same length, so if the perimeter. The distance around the figure is 24, then each side is 6 (24 divided by 4 is 6)
The area of a triangle is
a = 1/2 bh
a = 1/2(6)(3)
a = 1/2(18)
a = 9
Helping in the name of Jesus.