Question

hve to find circumference of circle when the lengthof its diameter is 2.1cm

Answer 1

help me plz last ? :P

Answer 2

circumference of circle= 2 *pi *radius
find radius=diameter/2

Answer 3

r = d/2

Answer 4

\[C = \pi d\]
simple as that

Answer 5

where C = circumference
d = diameter

Answer 6

\(\pi\) = 3.14

Answer 7

can u guyz help me by drawing

Answer 8

here d = 2.1 so r = 2.1/2


circumfrence = 2 pie r

= 2 * 22/7 * 2.1/2 = 22 * 0.3 = 6.6 cm

Answer 9

r=d/2
r=2.1/2=1.05
radius=1.05

Answer 10

thnx yahoo