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Class 12 Maths Practice Test - Area of a Triangle
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Class 12 Maths Practice Test - Area of a Triangle
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10 Questions

1. Find the value of k for which (1,2), (3,0), (2,k) are collinear.
2. Find the value of k for which the points (3,2), (1,2), (5,k) are collinear.
3. The area of the triangle formed by three collinear points is zero.
4. Find the equation of the line joining A(5,1), B(4,0) using determinants.
5. Find the equation of the line joining A(2,1) and B(6,3) using determinants.
6. Find the area of the triangle with the vertices (2,3), (4,1), (5,0).
7. What is the area of the triangle whose vertices are (0,1), (0,2), (1,5)?
8. Find the value of k if the area is \(\frac{7}{2}\) sq. units and the vertices are (1,2), (3,5), (k,0).
9. Which of the following is the formula for finding the area of a triangle with the vertices (x1,y1), (x2,y2), (x3,y3).
10. What is the area of the triangle if the vertices are (0,2), (0, 0), (3, 0)?

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