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Mensuration Class 8 PPT

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FAQs on Mensuration Class 8 PPT

1. What is mensuration?
Ans. Mensuration is a branch of mathematics that deals with the measurement of geometric shapes and figures, especially their area, volume, and perimeter.
2. How is the area of a rectangle calculated?
Ans. The area of a rectangle is calculated by multiplying its length and width. The formula for calculating the area of a rectangle is A = length × width.
3. What is the formula for finding the volume of a cylinder?
Ans. The formula for finding the volume of a cylinder is V = πr²h, where V represents the volume, r is the radius of the cylinder's base, and h is the height of the cylinder.
4. How do you calculate the perimeter of a circle?
Ans. The perimeter of a circle is known as its circumference and is calculated using the formula C = 2πr, where C represents the circumference and r is the radius of the circle.
5. What is the formula for finding the surface area of a cube?
Ans. The formula for finding the surface area of a cube is SA = 6s², where SA represents the surface area and s is the length of any side of the cube.
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