Measuring Angles

• A. Angle A measures 60^o

• B. Angle A measures 120^o

• C. The measure of Angle A is between 50^o and 70^o

• D. The measure of Angle A is between 60^o and 120^o

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CCSS.4.MD.C.5

CCSS.4.MD.C.6

What is this tool called and what is it used for?

• A ruler used to measure lines.
• A protractor used to measure lines.
• A ruler used to measure angles.
• A protractor used to measure angles.

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CCSS.4.MD.C.5

CCSS.4.MD.C.6

What is the measure of the angle shown in the picture?

• 30 degrees
• 35 degrees
• 150 degrees
• 155 degrees

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CCSS.4.MD.C.5

CCSS.4.MD.C.6

CCSS.4.MD.C.7

Which angle type is pictured?

• Acute
• Right
• Obtuse
• Straight

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CCSS.4.G.A.1

CCSS.4.MD.C.5

Which type of angle is pictured?

• Acute
• Right
• Obtuse
• Straight

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CCSS.4.G.A.1

Which angle type is pictured?

• Acute
• Right
• Obtuse
• Straight

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CCSS.4.G.A.1

A point where two or more lines meet, a corner. HINT: You use this to name an angle!

• Parallel lines
• a vertex
• vertical lines
• transversal

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CCSS.4.G.A.1

CCSS.4.G.A.2

CCSS.4.MD.C.5

Find the missing angle.

• 60
• 70
• 50
• 140

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CCSS.7.G.B.5

• A. Angle A, Angle B, Angle C

• B. Angle A, Angle C, Angle B

• C. Angle B, Angle A, Angle C

• D. Angle C, Angle B, Angle A

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CCSS.4.G.A.1

CCSS.4.MD.C.5

CCSS.4.MD.C.6

What is the measure and type of the angle shown in the picture?

• 53 degrees; acute
• 53 degrees; obtuse
• 127 degrees; acute
• 127 degrees; obtuse

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CCSS.4.G.A.1

CCSS.4.MD.C.5

CCSS.4.MD.C.6