Question

The area of a triangle whose sides are 13cm, 14 cm,15cm is

Answer 1

Step-by-step explanation:

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Answer 2

Answer:

84 cm ^2

Step-by-step explanation:

By using herons formula

We get s=13+14+15/2

S=21cm

Now area=√s(s-a) (s-b) (s-c)

√21(21-13)(21-14)(21-15)

√21(8)(7)(6)

√21(336)

√7056

84 cm² is the area