Answer:
Step-by-step explanation:
one circle, lets name it x, Circumference(x)=2*3.14*r= 3.14*d, where d is the diameter
C=2*11*3.14
circle y= Circumference(y)=3.14*2*4
ratio of the radii
C(x)/C(y)=(2*11*3.14)/(2*4*3.14)=11/4= 2 3/4
Answer:
the answer is 29/70
Step-by-step explanation:
Answer:
The Answer is A because that is correct
Step-by-step explanation:
Answer:
16800
Step-by-step explanation:
800
* 21
---------
Multiply: 800*1=800
Multiply: 800*2=1600
Add: 16800+800=16800