Circular Logic (Posted on 2002-07-03)

A name which has nothing to do with this question (well almost nothing)

What percentage of the circle is shaded? (The quadrangle shown in the picture is a square with one of the vertices in the circle's center.)

	Submitted by qball
Rating: 1.6333 (30 votes)
Solution:	(Hide)
Squares have 90 degree angles. Since the squares corner is in the middle of the circle you can assume that the two lines going through the circle make a 90 degree angle A full circle is 360 degrees 360/360 = 1 = 100% = full circle 90/360 = 1/4 = 25% = answer

	Subject	Author	Date
	re(2): If 25pc of the Square is shaded...	Charlie	2014-03-14 21:18:22
	re: If 25pc of the Square is shaded...	tomarken	2014-03-14 15:32:25
	some thoughts on the puzzle	K Sengupta	2007-05-15 04:28:30
	easy	Jak Dakars	2005-03-25 21:47:38
	solution	Detti	2004-10-07 07:17:17
	I'm 14 and I had this in my exam last week...	sassy	2004-06-30 11:16:30
	answer	Billy Bob	2004-04-08 16:11:41
	Superimpose	prashant	2004-03-29 06:28:59
	Answer	melissa	2003-10-26 20:24:52
	Circular Logic	Denis Cronin	2003-09-21 19:19:28
	HEY!	Lawrence	2003-09-05 22:31:00
	If 25pc of the Square is shaded...	imre bokor	2003-05-22 21:28:11
	Too Easy!	Osiris	2003-01-07 11:00:26
	yes, but...	Derrick	2002-12-11 14:24:38
	answer	daniel carr	2002-10-28 15:26:32
	re: Solution	TomM	2002-07-18 07:09:15
	Solution	manolo	2002-07-18 05:30:31
	yes	qball	2002-07-06 23:26:16
	re: puzzling?	levik	2002-07-04 11:06:31
	puzzling?	Peter	2002-07-04 07:25:06
	What percetage of the circle is shaded...	elizabeth	2002-07-04 06:28:37
	Problems with Problem	Dulanjana	2002-07-04 06:26:38
	re(2): The drawing	lucky	2002-07-03 22:14:41
	re: The drawing	lucky	2002-07-03 22:00:15
	The drawing	lucky	2002-07-03 21:55:29
	If....	TomM	2002-07-03 21:45:48