Using Pythagorean Theorem with 3-D Objects

Using Pythagorean Theorem with 3-D Objects

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What is the radius?

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What is the diameter?

Find the length of the diagonal of the cylinder.

Multiple Choice

Are we going to use the diameter or radius, as a leg, to solve this problem?

• Radius

• Diameter

Multiple Choice

When finding the diagonal of the cylinder, are we looking for the leg or hypotenuse?

• Hypotenuse

• Leg

Open Ended

What are the lengths of the legs of the triangle?

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What is the length of the diagonal? Round to the nearest tenth.

Determine the height of the cone.

Multiple Choice

Is the height of the triangle the leg or the hypotenuse?

• Leg

• Hypotenuse

Multiple Choice

Is one of the legs the radius or the diameter of the circle?

• radius

• diameter

Multiple Choice

What is the length of a given leg in the problem?

• 6

• 12

• 13.4

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Determine the height of the cone to the nearest inch.

Find the length of the diagonal of the rectangular prism.

First step is to find the diagonal of the base rectangle.

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What is the diagonal of the base rectangle?

The second step is to find the diagonal of the entire rectangular prism.

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Find the length of the diagonal of the rectangular prism.