Circumference and Area Formulas Flashcards

1
Q

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What is the formula for area of a circle?

A
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2
Q

What is the formula for area of a semi-circle?

A
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3
Q

What is the formula for area of a triangle?

A
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4
Q

What is the formula for area of a rectangle?

A
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5
Q

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What is the formula for circumference of a circle with the diameter?

A
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6
Q

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What is the formula for circumference of a circle with the radius?

A
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7
Q

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Circumference

A

Distance around the circle

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8
Q

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Area

A

Space inside the circle

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9
Q

Radius

A

1/2 of the diameter

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10
Q

Diameter

A

2 times the radius

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11
Q

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What is pi?

A
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