TEKS.MATH.4.6A

What type of angle is this? 

• acute
• obtuse
• right

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TEKS.MATH.4.6A

What is a ray?

• A straight line that goes on forever in both directions
• The part of a line with two endpoints that do not go on forever
• A part of a line that starts with an endpoint and goes on forever in the opposite direction

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TEKS.MATH.4.6A

What is an angle?

• A straight set of two points that go on forever on each side
• A part of a line with end points on both sides
• Two rays with the same end point, forming a vertex

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TEKS.MATH.4.6A

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What kind of lines are these?

• Parallel Lines
• Perpendicular Lines
• Right Lines
• Scalene Lines

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TEKS.MATH.4.6A

What type of angle is shown?

• acute
• obtuse
• right 
• straight

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TEKS.MATH.4.6A

Which of the following measurements is an obtuse angle?

• 89°
• 91°
• 90°
• 88°

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TEKS.MATH.4.6A

What does the image show? 

• right angle
• acute angle
• straight angle
• obtuse angle

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TEKS.MATH.4.6A

A straight angle is....

• 90⁰
• 60⁰
• 30⁰
• 180⁰

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TEKS.MATH.4.6A

This picture shows a ________________.

• line
• line segment
• ray

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TEKS.MATH.4.6A

Which angle type is pictured?

• Acute
• Right
• Obtuse
• Straight

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TEKS.MATH.4.6A