The area enclosed between the circumferences of two concentric circles is 45π square cm and their radii are in the ratio of 3:2. What is the area off the outer circle?
5 1016 5ef057097cd71c7944696c24
Q:
The area enclosed between the circumferences of two concentric circles is 45π square cm and their radii are in the ratio of 3:2. What is the area off the outer circle?
- 149 π sq.cmfalse
- 281 π sq.cmtrue
- 3100 π sq.cmfalse
- 464 π sq.cmfalse
- Show Answer
- Workspace
- Discuss