Question

a are the sides of a trans triangles in the ratio 5:7:2 and its perimeter is 300 cm. Fend its area​

Answer 1

Answer:

1157.6572cm²

Step-by-step explanation:

let sides be 5x,7x,2x

5x+7x+2x=180 (By ANGLE SUM PROPERTY)

14x=180

x=180/14

x=12.86cm

5x=5×12.86=64.3

7x=7×12.86=90.02

2x=2×12.86=25.72

Area of triangle =1/2×b×h(or bh/2)

=1/2×25.72×90.02

=1157.66cm²

Answer 2

Answer:

1157.65 cm^2

Step-by-step explanation:

hope you understood ..