32 terms

This is really just for my reference for studying for my math final. If you want to use it, though, fine by me. It lacks, though, sorry. D:

Slope Formula

(y2-y1)/(x2-x1)

Area of a kite

(d1*d2) / 2

Area of a trapezoid

(b1+b2)h/2

Area of a parallelogram

b*h

Area of a triangle

1/2(b*h)

Area of a circle

pi*r (squared)

Area of a square/rectangle

b*h

Sine

opp/hyp

Cosine

adj/hyp

Tangent

opp/adj

Ms. A's clever S/C/T saying

"Some old hippie caught another hippie tripping on acid"

Volume of a cube

b**l**h

Volume of a rectangular prism

b**l**h

Volume of an irregular prism

(area of base)*h

Volume of a cylinder

(pi**r[squared])**h

Volume of a pyramid

(area of base)*h/3

Volume of a cone

(pi**r[squared])**h/3

Volume of a sphere

4/3(pi*r[cubed])

Surface area of a sphere

4(pi*r[squared])

arc

a curved line that is part of the circumference of a circle

chord

a line segment that touches two points on a circle

circumfrence

the distance around the circle

diameter

the longest distance from one side to the other of a circle

origin

the center of the circle.

pi

3.14

radius

distance from center of circle to any point on it

sector

a wedge

tangent

a line perpendicular to the radius that touches ONLY one point on the circle.

(x2-x1)[squared]-(y2-y 1)[squared]([SQUARE ROOT]

distance formula

180(n-2)

interior angle formula

it's always 360

exterior angle formula

180(n-2)/n

each interior angle