Question

A bicycle wheel with radius 26" rotates through an arc that measures 80°. What is the length of the arc of the tire that touched the ground?

Answer 1

Find the circumference

Answer 2

is this the same ?

Answer 3

then multiply it by 80/360

Answer 4

I told you how to do it now you should be able to do it

Answer 5

104/9?

Answer 6

or 11.5

Answer 7

circumference is : \[\Pi2r = \Pi d\]

Answer 8

\[52 \Pi\]

Answer 9

Yes, i got that

Answer 10

yeah but you forgot the pi

Answer 11

And i did, 52pi*80/360

Answer 12

Oh

Answer 13

\[52 \Pi \times \frac{ 80 }{ 360 }\]

Answer 14

see you know how to do it, just put the pi back in

Answer 15

104/9 * pi

Answer 16

that's it

Answer 17

\[104\pi/9\]

Answer 18

The pi times the whole set?

Answer 19

thats the answer ^^

Answer 20

the 104 pi / 9

Answer 21

Okay, thank you AGAIN.