Basic Geometry

What is a line segment?

• A set of points that goes on forever in both directions

• A curved line that goes on in one direction forever

• A part of a line between two endpoints

Tags

CCSS.4.G.A.1

Angle that measures 90 degrees

• acute
• straight
• right
• obtuse

Tags

CCSS.4.G.A.1

CCSS.4.G.A.2

CCSS.4.MD.C.5

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What kind of intersecting lines are these?

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

Tags

CCSS.4.G.A.1

CCSS.4.G.A.2

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What kind of lines are these?

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

Tags

CCSS.4.G.A.1

CCSS.4.G.A.2

Part of a line with two end points

• point
• line
• line segment
• ray

Tags

CCSS.4.G.A.1

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

Tags

CCSS.4.G.A.1

CCSS.4.MD.C.5

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What type of angle is this?

• Acute
• Obtuse
• Right
• Caboose

Tags

CCSS.4.G.A.1

CCSS.4.G.A.2

CCSS.4.MD.C.5

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What type of angle is this?

• Acute
• Obtuse
• Right
• Caboose

Tags

CCSS.4.G.A.1

CCSS.4.G.A.2

CCSS.4.MD.C.5

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What type of angle is this?

• Acute
• Obtuse
• Right
• Caboose

Tags

CCSS.4.G.A.1

CCSS.4.G.A.2

CCSS.4.MD.C.5

What does the image show?

• a line
• a line segment
• a ray
• a point

Tags

CCSS.4.G.A.1