Question

find the area of a issoscale triangle in which AB = AC= 5 and BC = 8 cm​

Answer 1

Answer:

by herons formula

root s(s-a)(s-b)(s-c)

s=9

area of traingle = root 9(4)(4)(1)

or 12 is answer

Answer 2

Hi buddy

Here is your answer

ab +ac + bc =180

5 +5+8 =180

18=180

=10