MyQuestionIcon

5

You visited us 5 times! Enjoying our articles? Unlock Full Access!

Permutations & Combinations

There are 25 ...

Question

There are 25 points on a plane of which 7 are collinear. How many triangles can be formed from these points ?

A

453

No worries! We‘ve got your back. Try BYJU‘S free classes today!

B

2265

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

C

755

No worries! We‘ve got your back. Try BYJU‘S free classes today!

D

None of these

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is B 2265
Total triangle formed will be equal to
$^{25} C_{3} -^{7} C_{3} = 2265$

Suggest Corrections

thumbs-up

2

Similar questions

Q. In a plane there are

10

points out of which

4

are collinear. How many triangles can be formed with these points as vertices.

Q. There are 25 points on a plane of which 7 are collinear. How many straight lines can be formed ?

8

points in a plane out of which

4

are collinear. How many triangles can be formed with these these points as vertices?

Q. Twenty points are marked on a plane so that no three points are collinear except 7 points. How many triangles can be formed by joining the points

n

points in a plane of which

p

points are collinear. How many lines can be formed from these points?

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Permutations & Combinations

OTHER

Watch in App

explore_more_icon

Explore more

Permutations & Combinations

Join BYJU'S Learning Program

CrossIcon