Khan/khan-exercises — Issue #7088: Geometry 1 - Circumference
Author: KhanBugz
Created: 2011-11-26 06:53:48+00:00
State: open
Labels: ipad, safari, wrong-or-unclear

Reporter: Gravityengine@gmail.com

This problem will not accept the answer if there is a space between "7" and "pi" even though in the "acceptable answer formats" that's exactly how it's written.

[geometry_1.html?seed=47&problem=circle-d-to-c (circles_1)](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/geometry_1.html?seed=47&problem=circle-d-to-c&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/geometry_1.html?seed=47&problem=circle-d-to-c&debug&activity=%5B%5B%22incorrect-activity%22%2C%22%5C%223%201%2F2%20pi%5C%22%22%2C73%5D%2C%5B%22incorrect-activity%22%2C%22%5C%227%20pi%5C%22%22%2C137%5D%2C%5B%22incorrect-activity%22%2C%22%5C%2221.98%5C%22%22%2C127%5D%2C%5B%22incorrect-activity%22%2C%22%5C%227%20pi%5C%22%22%2C187%5D%2C%5B%22incorrect-activity%22%2C%22%5C%2214%20pi%5C%22%22%2C48%5D%2C%5B%22incorrect-activity%22%2C%22%5C%2221.99%5C%22%22%2C6083%5D%2C%5B%22incorrect-activity%22%2C%22%5C%2221.98%5C%22%22%2C257%5D%2C%5B%22correct-activity%22%2C%22%5C%227pi%5C%22%22%2C74%5D%5D)

["3 1/2 pi","7 pi","21.98","7 pi","14 pi","21.99","21.98","7pi"]

Mozilla/5.0 (iPad; CPU OS 5_0_1 like Mac OS X) AppleWebKit/534.46 (KHTML, like Gecko) Version/5.1 Mobile/9A405 Safari/7534.48.3

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