The sides of a triangle are in the ratio 5: 12: 13 and its perimeter is 360 m, its area is?
The sides of a triangle are in the ratio 5: 12: 13 and its perimeter is 360 m, its area is?
Answer/Solution
180
Steps/Work
5x + 12x + 13x = 360 => x = 12
a = 60, b = 144, c = 156
S = (60 + 144 + 156)/2 = 180
Answer: A
a = 60, b = 144, c = 156
S = (60 + 144 + 156)/2 = 180
Answer: A