Find the area of triangle whose vertices are A(3,-1,2),B(1,-1,-3).and C(4,-3,1)

#Class 12 #Mathematics

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Find the area of triangle whose vertices are A(3,-1,2),B(1,-1,-3).and C(4,-3,1)

Shraddha Mishra 29th Mar, 2019

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Answer (1)

Abhishek Roy Student Expert 29th Mar, 2019

Hello!Sharaddha Mishra

Use heron formula to find area of triangle.

First find length of all sides of triangle using distance formula.

Then use heron formula

s=(a+b+c)/2

Area={s(s-a)(s-b)(s-c)}

You can ask if you find any type of difficulty in finding area by above suggested method.

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Comments (1)

Rakesh Sai

6th Dec, 2019

sir you have forgot the root in the above area expression

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