First slide

Combinations

Question

A regular polygon has 23 vertices and consequently 23 sides. The number of additional lines need be drawn so that every pair of vertices will be connected is

Easy

A

253
B

230
C

256
D

276

Solution

_{$= \frac{n (n - 3)}{2} = \frac{23 (20)}{2} = 230$}

Get Instant Solutions

When in doubt download our app. Now available Google Play Store- Doubts App

Recieve an sms with download link

Doubts App

OR

SCAN ME

Doubts App

Doubts App