Geometry Basics

What is a point in geometry?

• A point is a location in space with no size or dimension.

• A point is a line segment.

• A point is a two-dimensional shape.

• A point is a solid figure.

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CCSS.HSG.CO.A.1

What is a line segment?

• A line segment is a part of a line that has two fixed endpoints.

• A line segment is a three-dimensional shape.

• A line segment is a curved line.

• A line segment has infinite length.

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CCSS.HSG.CO.A.1

What is the difference between a line and a line segment?

• A line is curved, while a line segment is straight.

• A line has one endpoint, while a line segment has two endpoints.

• A line is infinite in both directions, while a line segment has a fixed length.

• A line is longer than a line segment.

Tags

CCSS.4.G.A.1

What is an angle?

• A geometric figure formed by two rays that share a common endpoint.

• A unit of measurement for temperature.

• A three-dimensional shape with six faces.

• A line segment connecting two points.

What is a right angle?

• An angle that measures less than 90 degrees.

• An angle that measures exactly 90 degrees.

• An angle that measures more than 90 degrees.

• An angle that measures exactly 180 degrees.

Tags

CCSS.4.G.A.1

What is an acute angle?

• An acute angle is an angle that measures more than 90 degrees.

• An acute angle is an angle that measures exactly 90 degrees.

• An acute angle is an angle that measures less than 180 degrees.

• An acute angle is an angle that measures less than 90 degrees.

Tags

CCSS.4.G.A.1

What is an obtuse angle?

• An obtuse angle is an angle that measures more than 90 degrees but less than 180 degrees.

• An obtuse angle is an angle that measures less than 90 degrees.

• An obtuse angle is an angle that measures exactly 90 degrees.

• An obtuse angle is an angle that measures more than 180 degrees.

Tags

CCSS.4.G.A.1

What is a circle?

• A circle is a straight line with no endpoints.

• A circle is a closed curve in which all points are at equal distance from the center point.

• A circle is a polygon with four sides.

• A circle is a three-dimensional shape with six faces.

Tags

CCSS.HSG.CO.A.1

What is the radius of a circle?

• The distance between two points on the circumference of the circle.

• A line segment connecting the center of the circle to any point on its circumference.

• The length of the circle's diameter.

• The area enclosed by the circle's circumference.

What is a polygon?

• A polygon is a closed figure with straight sides.

• A polygon is a figure with both straight and curved sides.

• A polygon is an open figure with straight sides.

• A polygon is a figure with curved sides.

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CCSS.2.G.A.1