What is the number of triangles that can be formed by choosing the | Filo
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Class 11

Math

Algebra

Permutations and Combinations

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What is the number of triangles that can be formed by choosing the vertices from a set of points in a plane, seven of which lie on the same straight line?

Correct Answer: Option(a)
Solution: Total no. of points
No. of points in same line
No. of triangles formed
No. of triangles
total triangles.
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