B. r = 250 inches
C. r = 79.6 inches
D. r = 19.9 inches
9. Rosa sliced an orange into circular pieces to put into a bowl of punch. The piece shown below had a radius of 4 centimeters.
Which expression can be used to find the approximate circumference of this piece of orange?
(1 point)A.
B.
C.
D.
10. The drawing below shows one of the largest tires in the world.
Which expression can be used to find the circumference of the tire?
(1 point)A.
B.
C.
D.
11. The drawing below shows 2 circles that share a common center point.
Which expression can be used to find the approximate circumference of the outer circle in centimeters?
(1 point)A.
B.
C.
D.
12. A circular puzzle has a circumference of about 50 inches. Which expression can be used to find the approximate radius of the puzzle?
(1 point)A.
B.
C.
D.