Question

find the ar. of isosceles triangle whose equal sides are of length 6cm each and 3rd side is 8cm​

Answer 1

Answer:

29.765 cm

Step-by-step explanation:

S=

2

a+b+c

=

2

8+8+9

=12.5

By Heron's formula

Δ=

s(s−a)(s−b)(s−c)

=

(12.5)(3.5)(4.5)(4.5)

=29.765cm