Question

calculate the area of a triangle whose sides are 5 cm, 4 cm and 5 cm using heron's formula.​

Answer 1

Answer:

Using heron's formula, find Area of triangle

whose sides are 5 cm, 12 cm & 13 cm

→ Area =

S(S−a)(S−b)(S−c)

S=

2

a+b+c

=

2

5+12+13

=15

→ Area =

15(15−5)(15−12)(15−13)

=

15×10×3×2

=

900

Area = 30cm

2