Ch. 10 Second Quiz Flashcards

1
Q

If a tangent/chord intersects at a point on a circle then…
Perpendicular one

A

The measure of each angle is 1/2 of the intercepted arc.

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2
Q

The measure of an angle formed by two chords that intersect at the diameter…
Vertical Angles

A

Is half of the sum of the across arcs

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3
Q

Circumscribed Angle

A

Angle whose sides are tangent to the circle
Looks like an ice cream cone

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4
Q

Measure of the angle formed by two secants, tangents, or both from an outside point is…
Ice cream cone

A

Equal to 1/2 of the difference of the intercepted arcs

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5
Q

Central (center)

A

Same

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6
Q

On

A

Half

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7
Q

Inside

A

Half of the sum

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8
Q

Outside

A

Half of the difference

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9
Q

The measure of a circumscribed angle is equal to…
Ice cream cone cut in half

A

180 degrees minus the measure of the central angle
Angle + angle = 180

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10
Q

When two chords intersect the inside of the circle…
Spiderman

A

One part of the chords times the other part of the same chord equals one part of the other chord times the other part of the same chord.

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11
Q

When a secant segment drawn to a circle from an external point..
Sideways ice cream

A

The whole part of the secant times the outside equals the whole part of the other secant times the outside
Same with tangents

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