Answer:
3
Step-by-step explanation:
3 times 3 is 9 plus 12 is 21....3 times 7 is 21.
Answer:
d = 289
Step-by-step explanation:
The circumference is given by
C = pi *d
907.46 = pi *d
Using 3.14 for pi
907.46 = 3.14 d
Divide each side by 3.14
907.46 /3.14= 3.14 d/3.14
289 = d