Understanding Volume with Fractional Edge Lengths

What is used to measure the volume of three-dimensional figures?

• Unit triangles

• Unit circles

• Unit cubes

• Unit squares

What is the height of each smaller cube if it is one-fifth of an inch?

• 0.5 inches

• 1 inch

• 0.25 inches

• 0.2 inches

How is the height of the rectangular prism represented in the lesson?

• Using algebraic expressions

• Using decimal units

• Using unit fraction cubes

• Using whole number cubes

How do you find the volume of a cube with edge lengths of one-fifth of an inch?

• Square the edge length

• Multiply the edge lengths

• Divide one by the edge length

• Add the edge lengths

What mathematical operation is used to calculate the volume of a cube?

• Addition

• Subtraction

• Multiplication

• Division

What is the volume of a smaller cube with edge lengths of one-fifth of an inch?

• 1/175 inches cubed

• 1/125 inches cubed

• 1/100 inches cubed

• 1/150 inches cubed

How many smaller cubes form the top layer of the larger figure?

• 16 cubes

• 12 cubes

• 8 cubes

• 20 cubes

What is the total volume of the larger figure formed by the smaller cubes?

• 64/125 inches cubed

• 128/125 inches cubed

• 32/125 inches cubed

• 16/125 inches cubed

What is the result of multiplying the original figure's length, width, and height, all fractional units?

• 64/125 inches cubed

• 125/100 inches cubed

• 125/64 inches cubed

• 100/125 inches cubed

What concept is reinforced by calculating the volume of the larger figure?

• The application of fractional units in volume calculation

• The use of algebra in geometry

• The role of circumference in volume calculation

• The importance of unit squares