Answer:1 3/4
Step-by-step explanation:
6 3/4*3 1/2 divided 3 3/5 divided 3 3/4
convert to proper fraction
27/4*7/2 divided 18/5 divided 15/4
27/4*7/2*5/18*4/15= 63/36= 7/3
The formula of a circumference is:
r - radius
or
d - diameter
We have d = 12cm. Substitute:
One-fourth of the circumference: