Difference between revisions of "2019 Mock AMC 10B Problems/Problem 14"
(One intermediate revision by one other user not shown) | |||
Line 5: | Line 5: | ||
- Armpit Splash 💦 | - Armpit Splash 💦 | ||
+ | - Edits by Continuous_Pi | ||
+ | |||
+ | Note: This solution is wrong because we must consider when a subset of the points are collinear, creating degenerate triangles. |
Latest revision as of 13:56, 11 August 2024
Solution 1
There are five points, and to make a triangle we need 3, so the number of ways is just This is option choice (A).
- Armpit Splash 💦
- Edits by Continuous_Pi
Note: This solution is wrong because we must consider when a subset of the points are collinear, creating degenerate triangles.