Question

CLASS 9 MATHEMATICS [HERON’S FORMULA]
Q] Find the base of an isosceles triangles whose area is 12cm and the length of one of the equal side is 5cm.
PLEASE REPLY SOON. I NEED IT URGENTLY

Answer 1

Given that:-
Solution___
Area= 12cm
Equal side= 5cm
Let another side=s
Now area=
12=1÷2×s×10
=) 12=s×5
=) s= 12÷5
=) 2.4cm