Home » Ask & Discuss » Mathematics
« Back to Discussion

Algebra

Cool goIITian

Joined:	25 Nov 2008
Post:	66

28 Oct 2009 20:58:04 IST

0 People liked this

449

pls explain rates assured NUMBER OF QUADRILATERALS THAT CAN BE MADE USING VERTICES OF A POLYGON OF

Engineering Entrance , JEE Main , JEE Advanced , Mathematics , Algebra

pls explain rates assuredNUMBER OF QUADRILATERALS THAT CAN BE MADE USING VERTICES OF A POLYGON OF TEN SIDES AND HAVING EXACTLY TWO SIDES COMMON WITH THE POLYGON

Comments (3)

M. Fuaad Khan

Scorching goIITian

Joined: 10 Apr 2009

Posts: 223

28 Oct 2009 23:47:04 IST

Like 0 people liked this

Is it 40 ?

Soumyadeep Majumdar

Cool goIITian

Joined: 25 Nov 2008

Posts: 66

31 Oct 2009 21:19:36 IST

Like 0 people liked this

NO the answer is 75

ankit kumar

New kid on the Block

Joined: 10 May 2009

Posts: 21

31 Oct 2009 21:27:43 IST

Like 0 people liked this

total no. of quadilaterals= 10P2 - 10

= 90 - 10

= 80

Quick Reply

Reply

	Some HTML allowed.
	Keep your comments above the belt or risk having them deleted.
	Signup for a avatar to have your pictures show up by your comment
	If Members see a thread that violates the Posting Rules, bring it to the attention of the Moderator Team