Answer:
43.96
Step-by-step explanation:
To find Circumference the formula is
2*3.14*R=C
replace R with your radious which is 7
2*3.14*7=43.96
Answer: 72
Step-by-step explanation: Its in the middle
Answer:
The twins would be 13 years old.
Step-by-step explanation:
21+21+21+13+13 = 89
The answer is one . 3 times 2 is 6. And you know 6+1 =7
Answer:
54%
Step-by-step explanation:
total students are 50
20+7 scored at least 81 = 27
27/50=54%