Math Circles ☻ Flashcards

(10 cards)

1
Q

Why are circles not considered polygons?

A

Because circles have no corners, sides, or angles.

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2
Q

What part of a circle is found in the middle?

A

Center point

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3
Q

Radius is the equivalent of one half of a circle’s…..?

A

Diameter

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4
Q

Crossing the center, is the distance from an edge to and opposite edge of a circle

A

Diameter

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5
Q

The perimeter or border of a circle is called the?

A

Circumference

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6
Q

Partial distance around the circumference/a fraction of the circumference

A

Arc

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7
Q

Line segment on any point of the circle’a circumference

A

Chord

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8
Q

Chord + Arc

A

Segment

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9
Q

Radius + Arc

A

Sector

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10
Q

What straight line touches the circle’s circumference once, but when extended does not?

A

Tangent

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