Question

The perimeter of a trianglr is 300m and its sides are in the ratio of 3:5:7. Find its area and also the lenght of the perpendicular on its longest side

Answer 1

side of this triangle are 60,100,140 cm

Answer 2

Let the sides be 3x, 5x and 7x.

Now,

3x+5x+7x=300

=15x=300

=x=20

sides are 60 m, 100 m and 140m