Question

the base of an isosceles triangle is 12cm and its area is 48 CM square find its perimeter​

Answer 1

Answer:

Let x be the equal side.

==>Perimeter:2x+12=32.

x=10cm.

Height of the base=8 (by solving using Pythagorean theorem).

Area of triangle=1/2×b×h.

Area of triangle =1/2×12×8.

Area of triangle=48cm^2.