Studied by 372 people

5.0(2)

Get a hint

Hint

1

Pythagorean theorem

a^2 + b^2 = c^2

New cards

2

Circumference of a circle

C= (3.14)(d)

New cards

3

Area of a circle

A=(3.14)(r^2)

New cards

4

distance formula

D=(r)(t)

New cards

5

arithmetic sequence formula (explicit)

an = a1 + (n - 1)d

New cards

6

Sum of arithmetic sequence

S = (n/2) (a1 +(a1+(n-1)d)) or S = (n/2) (a1 + an)

New cards

7

Geometric sequence formula

an=a1(r)^n-1

New cards

8

Geometric Series formula Finite

Sn = a1 (1-r^n) / (1-r)

New cards

9

Combination formula

nCr=n!/r!(n-r)

New cards

10

Permutation

nPr=n!/(n-r)!

New cards

11

parabola

y=a(x-h)^2+k

New cards

12

circle

(x-h)^2+(y-k)^2

New cards

13

ellipse

((x-h)^2/a^2) + ((y-k)^2/b^2)= 1

New cards

14

hyperbola

((x-h)^2/a^2) - ((y-k)^2/b^2)= 1

New cards

15

Inscribed angle

IA=central angle(or intercepted arc)/2

New cards

16

Property of Parallelogram

Opposite sides are parallel and congruent

New cards

17

opposite angles are congruent

New cards

18

consecutive angles are supplementary

New cards

19

diagonals bisect each other

New cards

20

Property of Rectangle

4 90 degree angles

New cards

21

Property of Rhombus

4 congruent sides

New cards

22

Property of Square

4 90 degree angles and sides

New cards

23

Property of Trapezoid

one set of parallel sides

New cards

24

isosceles trapezoid

one set of parallel sides and 2 congruent sides

New cards

25

trigonometry functions

a sin (b(x-c))+d

New cards

26

area of trapezoid

a= (b1+b2/2)(h)

New cards

27

volume of a pyramid

B(length x width) x H

New cards

28

volume of a cone

(1/3)(pi)(r^2)(h)

New cards

29

volume of a cylinder

(pi)(r^2)(h)

New cards

30

volume of sphere

4/3(pi)(r^3)

New cards

31

volume of rectangular prisim

b x w x h

New cards

32

sum of angles in polygon

n=(n-2)(180)

New cards

33

single interior angle

n= (n-2)(180)/n

New cards

34

Trig Ratios/SOHCAHTOA

s=o/h, c=a/h, t=o/a

New cards

35

Reciprocal Trig Ratios

Csc=h/o, sec=h/a, cot=a/o

New cards

36

Slope formula 2 points on a line

Slope formula:

New cards

37

the slope of a line and a point on the line

Point-slope formula: y - y_{1} = m(x - x_{1})

New cards

38

the slope and y-intercept of a line

Slope-intercept formula: y = mx + b

New cards

39

Parallel lines have equal slopes

New cards

40

The slopes of perpendicular lines are opposite reciprocals

New cards