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The area of an isosceles triangle is 60 sq.cm and the length of each one of its equal sides is 13 cm.Find its base?

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+2 votes
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asked Oct 21, 2017 in Mathematics by Jsunil (832 points) ● 1 ● 9 ● 23
edited Oct 21, 2017 by Jsunil
commented Oct 21, 2017 by anukriti (13,536 points) ● 5 ● 10 ● 19
Question is incomplete, please provide the area of triangle
commented Oct 21, 2017 by Jsunil (832 points) ● 1 ● 9 ● 23
Area of triangle 60 sqcm

1 Answer

+1 vote
answered Oct 21, 2017 by vikash (21,277 points) ● 4 ● 19 ● 70
 
Best answer

Let base x , altitude p and area A
Area=1/2(x*p)=60
p = 120/x
Now applying pythagoras theorem 
(x/2)2+(120/x)2=132
Solving equation we get:

x=24, x=10

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