How many triangles can be formed using $8$ points in a given plane?

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BTGmoderatorLU: Moderator; Posts: 2547; Joined: Sun Oct 15, 2017 1:50 pmFollowed by: 6 members

by BTGmoderatorLU » Tue Jun 16, 2026 6:30 pm

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How many triangles can be formed using $8$ points in a given plane?

1) A triangle is formed by joining $3$ distinct points in hte plane

2) Out of $8$ given points, three are collinear

The OA is B

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Source: Beat The GMAT — Data Sufficiency | Tue Jun 16, 2026 6:30 pm

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