An equilateral triangle has a semiperimeter of 6 meters. what is the area of the triangle? round to the nearest square meter.

Question

asked Jan 15, 2017 92.4k views

2 Answers

Eugene Yokota · Answer 1 · 2017-01-21T19:44:24+0000

Hello,

2p=2*6=12==>a=4 (side of the triangle)

Let's calculate the height
h=√(4²-2²)=√12=2√3
Area=4*2√3/2=4√3=6,928203230≈7 (m²)