Problem: How to find the value of x if the area of the triangle formed by (10, 2),(-3, -4),(x, 1), is 5 square units
Solutions:
The area of triangle is
![\frac{1}{2}|[10(-4-1)-3(1-2)+x(2+4)]|=5\,](http://www.exampleproblems.com/wiki/images/math/8/0/a/80a4e42846f0c14f6685b09968a2814a.png)
Therefore, the value of x is 19/2 units.
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Area,
Geometry Problems
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