Question

@AlexandervonHumboldt2

Answer 1

and?

Answer 2

If the radius of the circle above is 9 mm, what is the circumference of the circle?
A. 36 mm
B. 18 mm
C. 9 mm
D. 81 mm

Answer 3

9*3.14

Answer 4

2*3.14*9

Answer 5

..........

Answer 6

no @Haichi 2*3.14*9

Answer 7

ok
Forgot about the radius

Answer 8

soz

Answer 9

lol thanks @Haichi and @AlexandervonHumboldt2

Answer 10

but i am still like confused

Answer 11

2*3.14*r cicrumfence
area: 3.14*r^2

Answer 12

wait what?

Answer 13

?

Answer 14

wait so its 18?

Answer 15

If the radius of the circle above is 4 cm, what is the circumference of the circle in terms of ?
A. 4 cm
B. 8 cm
C. 12 cm
D. 16 cm

Answer 16

b?

Answer 17

yeah