# The diagram 2

The diagram shows a cone with a slant height of 10.5cm. If the curved surface area of the cone is 115.5 cm

*Base Radius

*Height

*Volume of the cone

^{2}. Calculate to correct three significant figures:*Base Radius

*Height

*Volume of the cone

## Correct answer:

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#### You need to know the following knowledge to solve this word math problem:

**algebra**- expression of a variable from the formula
**solid geometry**- cone
**planimetrics**- Pythagorean theorem
- right triangle
- circle
- triangle

#### Units of physical quantities:

#### Grade of the word problem:

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