Question

Find the area of an isosceles triangle with perimeter 36cm and base 16 cm

Answer 1

Answer:

Ans : 48 cm^2

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Answer 2

Answer:

let a and b x

perimeter = 36cm

base =16cm

side a and b = 36-16 =20

the sides two of isosceles triangle are equal So,

a =20/2=10 and b=20/2=10 So,

side a=10

"""""" b=10

""""""c=16

Using heron's formula

Area of triangle√(a-b)