Fundamentals of Geometry: Points, Lines, and Angles

Which professionals find geometry extremely useful?

• Engineers, architects, and painters

• Doctors, nurses, and pharmacists

• Writers, historians, and musicians

• Chefs, waiters, and bartenders

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CCSS.HSG.MG.A.3

What is the simplest figure studied in geometry?

• Point

• Circle

• Square

• Triangle

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CCSS.HSG.CO.A.1

What is the primary purpose of using a dot to represent a point in geometry?

• To indicate the actual size of the point

• To show the color of the point

• To differentiate it from lines

• To make the point visible as it has no size

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CCSS.HSG.CO.A.1

How is a line typically represented in diagrams?

• With a single arrow on one end

• With a pair of arrows on each end

• With a double line

• With a dotted line

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CCSS.HSG.CO.A.1

What distinguishes a line segment from a line?

• It is only visible under a microscope

• It extends infinitely in both directions

• It is curved

• It has a definite beginning and end

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CCSS.HSG.CO.A.1

Which of the following is not a characteristic of a line segment?

• Can be measured

• Has two endpoints

• Extends infinitely in both directions

• Has a definite length

Tags

CCSS.HSG.CO.A.1

How is a ray different from a line?

• It has no endpoints

• It cannot be measured

• It is always horizontal

• It extends infinitely in one direction

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CCSS.HSG.CO.A.1

What is the vertex of an angle?

• The intersection of two circles

• The common endpoint of two rays

• The point where two lines meet

• The midpoint of a line segment

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CCSS.HSG.CO.A.1

Which statement is true about the naming of triangles?

• It is arbitrary and can be in any order

• It must start at one point and move clockwise

• It should ideally use letters in alphabetical order

• It must include at least one numeric character

How can a triangle be described using set notation?

• As a union of three angles

• As a union of three segments

• As an intersection of three lines

• As a collection of three points