Answer:
66 in approx
Step-by-step explanation:
Given data
Radius= 10.5 inches
The circumference is given as
C= 2πr
Substitute
C=2*3.142*10.5
C=65.982
Hence the Circumference is 66 in approx
Total
A percent bar graph compares the amount in each category to the total amount (sum of all categories) as a percentage.
the answer is B) 12a+6b
3+9=12 so 3a+9a=12a,
7-1=6 so 7b-(1)b=6b
To get to -3 you can do 1+-4
the answer would be 20% on the books
