Answer: 74 ft
12+12+15+15= 74
Perimeter is the distance around sometime
Answer: do your values into the equation A=1/2bh and do the math. First multiply the base (b) by 1/2, then divide the area (A) by the product. The resulting value will be the height of your triangle!
Answer:
-1 -2 -3 -4 -5 -6 -7 -8 -9 -10 1:2