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Area of a Triangle - By Heron's Formula

If 3 line seg...

Question

If 3 line segments of length 2 cm, 4 cm and 6 cm are taken, then the area of the triangle formed by these line segments is ___.

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Solution

Using Heron's formula, area of a triangle is A = $\sqrt{s (s - a) (s - b) (s - c)}$ .
If s = a, then A = $\sqrt{s (s - a) (s - b) (s - c)}$ = $\sqrt{a (0) (a - b) (a - c)}$ = 0.

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