Guidelines

What is the surface area of 4 cm?

What is the surface area of 4 cm?

Once you do this you will find that a 4cm Cube has a total surface area of 96cm2 .

What is the surface area of a cuboid?

To find the surface area of a cuboid, add the areas of all 6 faces. We can also label the length (l), width (w), and height (h) of the prism and use the formula, SA=2lw+2lh+2hw, to find the surface area.

What is the surface area of a 4 cm sphere?

The surface area of a sphere is equal to 4 times Pi π times the radius squared. Substitute the value of the radius r=4 into the formula to find the surface area of the sphere. Pi π is approximately equal to 3.14 . Multiply 4 by 42 by adding the exponents.

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What is the surface area of 2 cm in cm?

Surface area = 2 cm X 2 cm X 6 = 24 cm 2 Volume = 2 cm X 2 cm X 2 cm = 8 cm 3 Surface to Volume Ratio: 24/8 or 3:1 (3 parts surface area exposed per unit volume) Surface Area = Length X Width X Number of Sides

What is the surface area to volume ratio of a cube?

Surface to Volume Ratio: 6/1 or 6:1 (6 parts surface area exposed per unit volume) 2 centimeter cube Surface area = 2 cm X 2 cm X 6 = 24 cm 2 Volume = 2 cm X 2 cm X 2 cm = 8 cm 3 Surface to Volume Ratio: 24/8 or 3:1 (3 parts surface area exposed per unit volume) Surface Area = Length X Width X Number of Sides

How do you find the surface area of a cuboid?

The lateral surface area of a cuboid is given by: LSA = 2 (lh + wh) = 2 h (l + w) Example 1: Find the total surface area of a cuboid with dimensions 8 cm by 6 cm by 5 cm. TSA = 2 (lw + wh + hl) TSA = 2 (8*6 + 6*5 + 5*8) TSA = 2 (48 + 30 + 40) TSA = 236. So, the total surface area of this cuboid is 236 cm 2.

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How do you find the surface area of a cereal box?

Example 5: Given a cereal box whose length is 20 cm, height is 30 cm and width is 8 cm. Find the surface area of the box. To find the surface are of the box we need to find the area of each rectangular face and add them all up. The area of the front face is: 20 x 30 = 600 cm2.