Geometry 3rd

A polygon is:

• An open shape with the same sides and angles

• Polygons are 2-dimensional shapes. They are made of straight lines, and the shape is "closed" (all the lines connect up).

• A 3d shape that is not joined by lines.

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The name of the polygon is

• octagon

• hexagon

• pentagon

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A pentagon has

• 3 sides anf 5 angles

• 5 angles and 5 sides

• 4 sides and 5 angles

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A triangle is a polygon

• True

• False

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What is this shape?

• ray
• trapezoid
• parallelogram
• rhombus

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What is this?

• ray
• line
• right angle
• obtuse angle

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This is a pentagon. Pentagons have...

• 5 sides and 5 angles
• 3 sides and 2 angles
• 2 sides and 3 angles
• 10 sides all together

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Which is smallest?

• Acute
• Obtuse
• Straight
• Right

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An obtuse angle is...

• little angle, less than 90 degrees
• Big fat angle, more than 90 degrees
• Exactly 90 degrees

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What kind of lines are these?

• Parallel lines

• Line segments

• Perpendicular Lines

• Intersecting lines

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