Grade 9 Math: Cones Worksheet
This worksheet focuses on understanding the properties and calculations related to cones, including surface area and volume, for Grade 9 geometry students.
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Grade 9 Math: Cones
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Read each question carefully and answer to the best of your ability. Show all your work for calculations.
1. Which of the following is the formula for the volume of a cone?
V = πr²h
V = (1/3)πr²h
V = 2πrh
V = πrl
2. What is the slant height of a cone with radius 3 cm and height 4 cm?
5 cm
7 cm
12 cm
25 cm
3. The lateral surface area of a cone is given by the formula .
4. A cone has a circular and a single .
5. Calculate the volume of a cone with a radius of 6 cm and a height of 10 cm. Use π ≈ 3.14.
6. For the cone shown below, calculate its total surface area. (Use π ≈ 3.14)
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