Unit 9 Formulas Flashcards by Cosmic Wonderhoof | Brainscape

Q

Area of a Circle Formula

A

A=πr²

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

The two Circumference of a Circle Formulas

A

C =2πr or C=πd

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

The Formula for the Length of An Arc

A

L = x*c/
360

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

The “x” in the Arc length formula represents

A

Degree of measure of arc

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Area of a sector formula

A

A = x * πr²/
360

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Angle *= 2

A

Arc = Angle

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Angle /= 2

A

Angle = Arc

How well did you know this?

1

Not at all

2

3

4

5

Perfectly