Question
A frustum of a cone has radii of 5 cm and 3 cm, and a
height of 8 cm. What is its volume?Solution
Volume of a frustum of a cone = (1/3)πh(R² + Rr + r²) = (1/3)π * 8 * (5² + 5*3 + 3²) = 410.66                    ≈ 411 cm³. Answer: (B)
More Average Questions
The removal of moisture from the food material for preservation of food is called as________
Who showed that Saccharomyces cerevisiae causes fermentation forming products such as beer and buttermilk?
Baking powder contains:
Which is not a proactive preventive approach to food safety?
Match the following