Finding the Radius of a Cylinder

What is the first step in finding the missing dimension of a cylinder?

• Find the volume formula

• Divide by the height

• Multiply by pi

• Square the radius

Tags

CCSS.8.EE.A.2

What operation is performed to isolate the radius squared in the formula?

• Division

• Subtraction

• Addition

• Multiplication

Tags

CCSS.HSA.REI.A.1

What mathematical operation cancels out multiplication in the formula?

• Division

• Addition

• Exponentiation

• Subtraction

Tags

CCSS.8.G.C.9

CCSS.HSG.GMD.A.3

After dividing by pi, what is the next step to find the radius?

• Add the height

• Subtract from the volume

• Multiply by 2

• Take the square root

Tags

CCSS.7.G.B.4

What is the radius found in the first problem?

• 25 units

• 3 units

• 7 units

• 5 units

Tags

CCSS.8.G.C.9

CCSS.HSG.GMD.A.3

Which of the following is a correct step in solving for the radius given the volume and height of a cylinder?

• Adding the height to the volume

• Subtracting pi from the volume

• Dividing the volume by the height

• Multiplying the volume by pi

Tags

CCSS.8.G.C.9

CCSS.HSG.GMD.A.3

In the second problem, what is the first step after writing the volume formula?

• Add pi to both sides

• Subtract the volume

• Multiply by the radius

• Divide by the height

Tags

CCSS.3.MD.A.2

What value is obtained after dividing the volume by the height in the second problem?

• 79

• 153

• 2142

• 49

Tags

CCSS.8.EE.A.2

After isolating R squared in the second problem, what is the next mathematical operation?

• Square root

• Addition

• Division

• Subtraction

Tags

CCSS.7.G.B.4

What is the final radius found in the second problem?

• 5 units

• 7 units

• 25 units

• 49 units

Tags

CCSS.7.G.B.4