Question

What is the diameter of a circle with a circumference of 18.84956?
A.2 units
B. 3 units
C. 6 units
D. 9 units

Answer 1

Circumference = π × diameter
Therefore
Diameter = circumference/π

Answer 2

the diameter is 20 so 3.14 x 20?

Answer 3

What nxt?

Answer 4

How did you get that diameter?

Answer 5

That's what they gave me why?
https://www.explorelearning.com/index.cfm?method=cExtAccessSecure.dspResource&ResourceID=206&certificate=authorizer%3dE2020%26userid%3dGizmos4Test%26expires%3d2016%2f02%2f23+00%3a55%3a27%26hash%3d51zoV%252fAkpDpNQYZXcjLkSw%253d%253d

Answer 6

That's weird, are you sure that link goes with that question? :P
Because the question asks for the diameter and the link already tells you what it is XD

Answer 7

Yeah that's what they gave me :o

Answer 8

https://learn.education2020.com/player/
This is the actual problem on the website

Answer 9

Oh hold on, you can change the radius using the draggy thingy at the top.
So click on "Show circumference info" and move the radius line until you see the circumference is at about 18.849...
Then click "show diameter info" and there you'll see what it is :)

Answer 10

It wont go up that high :(

Answer 11

Put the radius at about 3.0

Answer 12

ok I did

Answer 13

See under circumference info how it says it's "18.8496" ?

Answer 14

yeah I do

Answer 15

Now look under "show diameter" and it'll tell you what it is there :)

Answer 16

thx

Answer 17

Wait 3 or 6

Answer 18

Oh never min