Find the area (to one decimal place) of a triangle whose side lengths are ,

MATHEMATICS · Single correct · CBSE · Mathematics · Heron's Formula · Heron's Formula

Problem

Find the area (to one decimal place) of a triangle whose side lengths are

7\,\text{cm}

8\,\text{cm}

, and

9\,\text{cm}

. (a)

30.0\,\text{cm}^2

(b)

28.0\,\text{cm}^2

(c)

26.8\,\text{cm}^2

(d)

36.0\,\text{cm}^2