CBSE Class 11-science Answered
How many triangles can be obtained by joining 12 points, five of which are collinear?
Asked by Topperlearning User | 04 Jun, 2014, 13:23: PM
The number of triangles by 12 non-collinear points are
, but 5 points are collinear.

Thus, the numbers of triangle are

Answered by | 04 Jun, 2014, 15:23: PM
Concept Videos
CBSE 11-science - Maths
Asked by tharshini8456157 | 27 Nov, 2023, 22:32: PM
CBSE 11-science - Maths
Asked by ismayilpmamu | 09 Apr, 2020, 22:10: PM
CBSE 11-science - Maths
Asked by Kashifimam866 | 20 Feb, 2019, 05:58: AM
CBSE 11-science - Maths
Asked by Sh1989kishore | 22 Oct, 2018, 22:12: PM
CBSE 11-science - Maths
Asked by Topperlearning User | 04 Jun, 2014, 13:23: PM
CBSE 11-science - Maths
Asked by Topperlearning User | 13 Sep, 2016, 02:58: AM
CBSE 11-science - Maths
Asked by Topperlearning User | 04 Jun, 2014, 13:23: PM
CBSE 11-science - Maths
Asked by Topperlearning User | 04 Jun, 2014, 13:23: PM
CBSE 11-science - Maths
Asked by Topperlearning User | 04 Jun, 2014, 13:23: PM
CBSE 11-science - Maths
Asked by Topperlearning User | 04 Jun, 2014, 13:23: PM