That depends what you mean with "a 20 cm. circle". If 20 cm. is the radius, you already have the answer. If 20 cm. is the diameter, the radius is half the diameter. (10cm)
There are 2.54 centimeters (cm) in an inch (in).
Do you mean what are the dimensions because the perimeter has already been given? If so then: length = 8.5 cm and width = 5.5 cm Check: 8.5+8.5+5.5+5.5 = 28 cm
It means Centimeter- it's a unit of measure, like on a ruler.
If you mean points of: (0, 5) and (10, 0) then the slope is -1/2
Sandstone is made from .05 cm particles.
.05 cm
50 mm = 5 cm
Answer: 3.20 cm = 3.2e-05e-05 km
Answer: 3.5 cm = 3.5e-05e-05 km
.05
T
.05 meters
Divide by 100 so it is .05-because there are 100 cm in a meter.
~CM~ mean (call me),,,,
~CM~ mean (call me),,,,
~CM~ mean (call me),,,,