# The perimeter of isosceles triangle is 14cm and the ratio of lateral side to base is 5:4. find area of triangle

2
by harjeetsingh

2015-08-10T18:30:39+05:30

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5x+5x+4x=14

14x=14

x=1

the sides of triangle are 5,5,4

area=√p(p-a)(p-b)(p-c)

=√7(7-5)(7-5)(7-4)
=√12×7

=√84
=9.17
2015-08-11T06:33:26+05:30

### This Is a Certified Answer

Certified answers contain reliable, trustworthy information vouched for by a hand-picked team of experts. Brainly has millions of high quality answers, all of them carefully moderated by our most trusted community members, but certified answers are the finest of the finest.
Let the side of triangle be 5x,5x ,4x the
give that perimeter is 14
this employs
5x+5x+4x=14
14x=14
x=14/14
x=1
area=√p(p-a)(p-b)(p-c)

=√7(7-5)(7-5)(7-4)
=√12×7

=√84
=9.17