PSA2RMA - Classwork---Geometry, M1, Lesson 7 (G.CO.9)
Part A)

Use the diagram below to determine x and y.   and  are straight lines.

x = ________

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Type your answer below as a number (example: 5, 3.1, 4 1/2, or 3/2):
Part B)

y = ________

Type your answer below as a number (example: 5, 3.1, 4 1/2, or 3/2):
Part C)

Name a pair of vertical angles.

Part D)

Find the measure of ∠BOF. Do not include units in your answer.

Type your answer below as a number (example: 5, 3.1, 4 1/2, or 3/2):
Part E)

Part A)

Given line  and line  in a plane, a third line intersects  at a single point and intersects  at a single but different point. Line  and line   are parallel. Name the corresponding angles that are equal in measure.

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Part B)

Name the alternate interior angles that are equal in measure.

Part C)

Name the same-side interior angles that are supplementary.

Part A)

What is the measure of ∠a?

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Type your answer below as a number (example: 5, 3.1, 4 1/2, or 3/2):
Part B)

What is the measure of ∠b?

Type your answer below as a number (example: 5, 3.1, 4 1/2, or 3/2):
Part C)

What is the measure of ∠c?

Type your answer below as a number (example: 5, 3.1, 4 1/2, or 3/2):
Part D)

What is the measure of ∠d?

Type your answer below as a number (example: 5, 3.1, 4 1/2, or 3/2):
Part A)

An ____________________ is sometimes useful when solving for unknown angles.

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Part B)

In the figure below, we can use the auxiliary line to find the measures of ∠e and ∠f and then add the two measures together to find the measure of ∠W.

= ________

Type your answer below as a number (example: 5, 3.1, 4 1/2, or 3/2):
Part C)

= ________

Type your answer below as a number (example: 5, 3.1, 4 1/2, or 3/2):
Part D)

= ________

Type your answer below as a number (example: 5, 3.1, 4 1/2, or 3/2):
Part A)

= ________

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Type your answer below as a number (example: 5, 3.1, 4 1/2, or 3/2):
Part B)

Give a reason for your solution.

Part C)

= ________

Type your answer below as a number (example: 5, 3.1, 4 1/2, or 3/2):
Part D)

Give a reason for your solution.

Part E)

= ________

Type your answer below as a number (example: 5, 3.1, 4 1/2, or 3/2):
Part F)

Give a reason for your solution.

Part A)

= ________

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Type your answer below as a number (example: 5, 3.1, 4 1/2, or 3/2):
Part B)

Give a reason for your solution.

Part A)

= ________

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Type your answer below as a number (example: 5, 3.1, 4 1/2, or 3/2):
Part B)

Give a reason for your solution.

Part C)

= ________

Type your answer below as a number (example: 5, 3.1, 4 1/2, or 3/2):
Part D)

Give a reason for your solution.

Part A)

= ________

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Type your answer below as a number (example: 5, 3.1, 4 1/2, or 3/2):
Part B)

Give a reason for your solution.

Part A)

= ________

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Type your answer below as a number (example: 5, 3.1, 4 1/2, or 3/2):
Part B)

Give a reason for your solution.

Part A)

= ________

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Type your answer below as a number (example: 5, 3.1, 4 1/2, or 3/2):
Part B)

Give a reason for your solution.

Part A)

= ________

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Type your answer below as a number (example: 5, 3.1, 4 1/2, or 3/2):
Part B)

Give a reason for your solution.

Part C)

= ________

Type your answer below as a number (example: 5, 3.1, 4 1/2, or 3/2):
Part D)

Give a reason for your solution.

Part E)

= ________

Type your answer below as a number (example: 5, 3.1, 4 1/2, or 3/2):
Part F)

Give a reason for your solution.

Part A)

= ________

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Type your answer below as a number (example: 5, 3.1, 4 1/2, or 3/2):
Part B)

Give a reason for your solution.

Part A)

= ________

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Type your answer below as a number (example: 5, 3.1, 4 1/2, or 3/2):
Part B)

Give a reason for your solution.

Part C)

= ________

Type your answer below as a number (example: 5, 3.1, 4 1/2, or 3/2):
Part D)

Give a reason for your solution.

Part A)

= ________