Exploring Adding and Subtracting Rational Expressions

What is the formula for the volume of a cube?

• 4/3 Pi x Radius cubed

• 1/3 Pi x Radius squared x Height

• Length x Width x Height

• Pi x Radius squared x Height

How do you calculate the surface area of a rectangular prism?

• L + W + H

• 2(L + W + H)

• LW + WH + LH

• 2(LW + WH + LH)

What is the volume of a sphere with a radius of 6.8 meters?

• 1317.1 cubic meters

• 678.6 cubic meters

• 502.6 cubic meters

• 3192 cubic meters

How is the surface area of a sphere calculated?

• 4 x Pi x Radius squared

• 2 x (Pi x Radius squared)

• Pi x Radius squared x Height

• 2 x Pi x Radius x Height

What is the formula to find the volume of a trapezoidal prism?

• Length x Width x Height

• 1/3 x Area of base x Height

• Area of base x Height

• Pi x Radius squared x Height

How do you find the surface area of a pyramid?

• 2 x (Base area + Height)

• 1/2 x Lateral area + Base area

• Pi x Radius squared + Height

• Base area + Height

What is the correct formula for the volume of a cylinder?

• Length x Width x Height

• Pi x Radius squared x Height

• 4/3 Pi x Radius cubed

• 1/3 Pi x Radius squared x Height

If the surface area of a sphere is given, how do you find its radius?

• Square root of (surface area divided by 4 Pi)

• Square root of (surface area divided by Pi)

• Multiply the surface area by Pi

• Divide the surface area by 4 Pi

How do you calculate the surface area of a composite figure consisting of two triangular pyramids?

• Sum of lateral areas of both pyramids

• Sum of base areas of both pyramids

• Sum of lateral and base areas of both pyramids

• Only the lateral area of the top pyramid

What is the process to find the weight of a cube after a cylindrical hole has been drilled?

• Multiply the volume of the cube by the weight per unit volume

• Add the volume of the cylinder to the cube and multiply by the weight per unit volume

• Divide the volume of the cube by the volume of the cylinder and multiply by the weight per unit volume

• Subtract the volume of the cylinder from the cube and multiply by the weight per unit volume