Question

10. The lengths of the sides of a triangle are in
the ratio 4:5:3 and its perimeter is 96 cm.
Find its area.
11. One of the equal sides of an isosceles triangle
is 13 cm and its perimeter is 50 cm. Find the
area of the triangle.​

Answer 1

Answer:

46*=+gyghbb3546789012356

Answer 2

Answer:

10

4x+3x+5x=96

12x=96

x=8

4x=4×8=32

5x=5(8)=40

3x=3(8)=24

by heron formula-

s=96/2=48

√48(48-32)(48-40)(48-24)

√48×16×8×24

4×24×2×2

384