Question

If the length of an arc is 12 inches and the radius of the circle is 10 inches, what is the measure of the arc?

216 degrees
270 degrees
288 degrees

Answer 1

@campbell_st whered that answer go?

Answer 2

do you still need help?

Answer 3

yes please...

Answer 4

ok

Answer 5

so, the first thing you need is the formula for arc length, which is
\[arclength = 2piR(\frac{ \theta }{ 360 })\]

Answer 6

now, look at the values you are given

Answer 7

you have the arc length and the radius, so plug those in.

Answer 8

and what do you get when you do that?

Answer 9

where am i plugging the arc length into?

Answer 10

look at the formula, see where it says arc length? you plug the value you have for arc length right there.

Answer 11

yeah and i can plug in the radius too. but what am i solving for?