Find the area of a ring-shaped region enclosed between two concentric circles of diameter 8cm and 6cm.
A. 22 cm2
B. 44 cm2
C. 66 cm2
D. 88 cm2
Answer:A
Find the area of a ring-shaped region enclosed between two concentric circles of diameter 8cm and 6cm.
A. 22 cm2 B. 44 cm2 C. 66 cm2 D. 88 cm2