I missed school today and got my math off the teachers school site and ? #13 says Now solve C=2(pie)r for r i think its a type-o and just saying how to start the next part but iam not sure and theres no #s in the problem just how to solve the next?

Question

anonymous · Answer

not really sure if we can't see what you see I believe that can be solved but i could just be a formula to use for the next problem

anonymous · Answer

iam not sure because its the c=2$$\pi$$r is the formula for the ?s before #13

radar · Answer

$$C = 2\pi r$$ Solve for r

radar · Answer

This is the formula for the circumference of a circle.  Remember 2r = Diameter!

anonymous · Answer

well i under stand that but i think the teacher hit enter and didnt realize that it put it as #13 cause there is nothing to solve it with

radar · Answer

Assuming your teacher is correct.  The solution is simply isolating the r|dw:1348191164517:dw|