Question

the side of a teringular pole are in the raito of 3 : 5 : 7 and the perimeter is 300 . find its area​

Answer 1

Answer:

3x+5x+7x=300

15x=300

X=300/15

X=20

area of triangle

1/2×base×height

base=5

height=3

1/2×5×3

=15/2