Question

19. Find the area of isosceles triangle whose sides are 5 cm, 5 cm and 8 cm.​

Answer 1

Step-by-step explanation:

H=root(a^2-b^2/4)

H=root(5^2-8^2/4)

H=root(25-16)

H=root9

H=3cm

Now,

Area=1/2×b×H

=1/2×8×3

=4×3

=12cm^2

Answer 2

Answer:

Brainiest

Step-by-step explanation:

8(5x5)

8x25

200