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Mathematics 12 Online
OpenStudy (demonchild99):

Which two-dimensional shape can be rotated about the y-axis to create a cone?

OpenStudy (demonchild99):

i think it is triangle.....but im not sure

jimthompson5910 (jim_thompson5910):

You are correct

OpenStudy (demonchild99):

ok thanks

jimthompson5910 (jim_thompson5910):

here's one image to help see this if you aren't sure http://img.sparknotes.com/content/testprep/bookimgs/sat2/math1c/0008/itriangle.gif

OpenStudy (demonchild99):

can u help me with one more?

jimthompson5910 (jim_thompson5910):

sure

OpenStudy (demonchild99):

cool..ill put up another thing and tag u

jimthompson5910 (jim_thompson5910):

ok

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