Theory
Practice Questions
| 1. |
Find the diameter of the sphere
Difficulty: easy |
2
|
| 2. |
Determine the area
Difficulty: medium |
2
|
| 3. |
Calculate the ratios
Difficulty: medium |
2
|
| 4. |
Find the ratio of surface area of the balloons
Difficulty: medium |
4
|
| 5. |
Evaluate the cost of manufacturing the footballs
Difficulty: medium |
4
|
| 6. |
Analyse the surface area of the sphere
Difficulty: hard |
1
|
| 7. |
CBQ - Surface area of a sphere
Difficulty: hard |
4
|
| 8. |
Find the increased percentage in surface area
Difficulty: hard |
4
|