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Study sets matching "sat math formulas"

12 terms
2016 SAT Math Formulas
Distance
Law of Exponents
Equation of a Circle
Pythagorean Theorem
sqrt[(x2-x1)^2 + (y2-y1)^2]^2
(x^a^2)/(x^b^2) = x^(a^2-b^2)
(x-h)^2 + (y-k)^2 = r^2
a^2 + b^2 = c^2
Distance
sqrt[(x2-x1)^2 + (y2-y1)^2]^2
Law of Exponents
(x^a^2)/(x^b^2) = x^(a^2-b^2)
16 terms
SAT Math II Formulas
Distance
Midpoint
Quadratic Formula
Area of a Trangle
A=(1/2)bh
Distance
Midpoint
19 terms
SAT Math Formulas
Percent Change
Slope
Sum
Slope-Intercept
(change/original)x100
m=(Y₂-Y₁)/(X₂-X₁)
sum=average•number
y=mx+b
Percent Change
(change/original)x100
Slope
m=(Y₂-Y₁)/(X₂-X₁)
12 terms
2016 SAT Math Formulas
Distance
Law of Exponents
Equation of a Circle
Pythagorean Theorem
sqrt[(x2-x1)^2 + (y2-y1)^2]^2
(x^a^2)/(x^b^2) = x^(a^2-b^2)
(x-h)^2 + (y-k)^2 = r^2
a^2 + b^2 = c^2
Distance
sqrt[(x2-x1)^2 + (y2-y1)^2]^2
Law of Exponents
(x^a^2)/(x^b^2) = x^(a^2-b^2)
45 terms
SAT Math Formulas
Arithmetic Sequence
Geometric Sequence
Slope-Intercept Form
Average
an = a1 + (n - 1)d
an= a1 * r^(n-1)
y= mx + b
sum/number
Arithmetic Sequence
an = a1 + (n - 1)d
Geometric Sequence
an= a1 * r^(n-1)
25 terms
Math 2 SAT Formulas
Area of an Equilateral Triangle
Area of a Hexagon
45-45-90 Triangle Side Lengths
30-60-90 Triangle Side Lengths
Area of an Equilateral Triangle
Area of a Hexagon
16 terms
Math SAT formulas
Circle
Rectangle
Triangle
Volume of Rectangular Prism
A = πr^2... C = 2πr
A = l*w
A = (.5)bh
V= lwh
Circle
A = πr^2... C = 2πr
Rectangle
A = l*w
32 terms
SAT Math Formulas
Quadratic Formula
Slope
a³-b³
a³+b³
(a-b)(a²+ab+b²)
(a+b)(a²-ab+b²)
Quadratic Formula
Slope
19 terms
ACT/SAT Math Formulas
quadratic formula
pythagorean theorem
area of a circle
cosine relationships
quadratic formula
pythagorean theorem
48 terms
SAT Math Formulas
Slope
a³-b³ factored
a³+b³ factored
a²-b² factored
(y₂-y₁)/(x₂-x₁)
(a-b)(a²+ab+b²)
(a+b)(a²-ab+b²)
(a-b)(a+b)
Slope
(y₂-y₁)/(x₂-x₁)
a³-b³ factored
(a-b)(a²+ab+b²)
29 terms
SAT math formulas
30 60 90 special right triangle
45 45 90 special right triangle
Percent Change
Difference of Squares
30 60 90 special right triangle
45 45 90 special right triangle
90 terms
SAT and ACT Math formulas
Quadratic Formula
Slope
Slope-Intercept
a³-b³
-b±[√b²-4ac]/2a
(y₂-y₁)/(x₂-x₁)
y=mx+b
(a-b)(a²+ab+b²)
Quadratic Formula
-b±[√b²-4ac]/2a
Slope
(y₂-y₁)/(x₂-x₁)
16 terms
SAT Math Level 2 Formulas
Point Slope Form of a Linear Function
Angle Between Two Lines
Law of Sines
Law of Cosines
tangent of theta= (m[1]-m[2])/(1+(m[1]m[2]))
Point Slope Form of a Linear Function
Angle Between Two Lines
tangent of theta= (m[1]-m[2])/(1+(m[1]m[2]))
95 terms
SAT Math formulas
Quadratic Formula
Slope
Slope-Intercept
a³-b³
-b±[√b²-4ac]/2a
(y₂-y₁)/(x₂-x₁)
y=mx+b
(a-b)(a²+ab+b²)
Quadratic Formula
-b±[√b²-4ac]/2a
Slope
(y₂-y₁)/(x₂-x₁)
13 terms
SAT Math II Formulas
synthetic division
superpythagoras
compound interest
artithmetic sequence
remember
a2 + b2 + c2 = d2
A(t) = P + (1 + r/n)^nt
Asubn = a + (n-1)d
synthetic division
remember
superpythagoras
a2 + b2 + c2 = d2
96 terms
SAT Math formulas
Quadratic Formula
Slope
Slope-Intercept
a³-b³
-b±[√b²-4ac]/2a
(y₂-y₁)/(x₂-x₁)
y=mx+b
(a-b)(a²+ab+b²)
Quadratic Formula
-b±[√b²-4ac]/2a
Slope
(y₂-y₁)/(x₂-x₁)
46 terms
SAT Math Vocab + Formulas
Slope
a³-b³
a³+b³
a²-b²
(y₂-y₁)/(x₂-x₁)
(a-b)(a²+ab+b²)
(a+b)(a²-ab+b²)
(a-b)(a+b)
Slope
(y₂-y₁)/(x₂-x₁)
a³-b³
(a-b)(a²+ab+b²)
59 terms
SAT and ACT Math formulas
Quadratic Formula
Slope
Slope-Intercept
a³-b³
-b±[√b²-4ac]/2a
(y₂-y₁)/(x₂-x₁)
y=mx+b
(a-b)(a²+ab+b²)
Quadratic Formula
-b±[√b²-4ac]/2a
Slope
(y₂-y₁)/(x₂-x₁)
14 terms
SAT math formulas
Area of a circle
Circumference of a circle
Area of a rectangle
Area of a right triangle
πr²
2πr
LW
1/2BH
Area of a circle
πr²
Circumference of a circle
2πr
10 terms
New SAT math formulas
midpoint formula
slope formula
how to write the equation of a line
distance formula
((x₁+x₂)/2, (y₁+y₂)/2)
(y₂- y₁) / (x₂- x₁)
written as: ... y=mx+b... -m is the slope of the line.... -b is the y-…
d = √[( x₂ - x₁)² + (y₂ - y₁)²]
midpoint formula
((x₁+x₂)/2, (y₁+y₂)/2)
slope formula
(y₂- y₁) / (x₂- x₁)
41 terms
SAT Math Formulas
Area of a square with side s
Area of a rectangle
Area of a parallelogram
Area of a trapezoid
b×h
b×h
1/2×h(b₁+b₂)
Area of a square with side s
Area of a rectangle
b×h
110 terms
SAT Math Definitions and Formulas
Integer
Real Numbers
Complex numbers
Prime Numbers
Any number in the set {... -2, -1, 0, 1, 2...}
Any number that you see on the SAT — positive, negative, big,…
(the only numbers that are not real) are not covered on the SAT
A prime number can only be divided evenly by 1 or itself. Rem…
Integer
Any number in the set {... -2, -1, 0, 1, 2...}
Real Numbers
Any number that you see on the SAT — positive, negative, big,…
10 terms
SAT Math Formulas
Midpoint Formula
Arc Length
A^3 + B^3
Standard Form of a Circle
x1+x2/2 , y1+y2/2
s=r(theta) RADIANS
(A+B)(A^2-AB+B^2)
(x-h)^2 + (y-h)^2 = r^2
Midpoint Formula
x1+x2/2 , y1+y2/2
Arc Length
s=r(theta) RADIANS
42 terms
SAT Math Formulas and Notes
Sum of roots
Product of roots
Complex Number
Absolute value of complex number
-b/a(b = 1, a=2)
c/a(-1)^n(take last term and divide by first term)(n = degree…
for every four powers(+--+)
Use pythagorean theorem
Sum of roots
-b/a(b = 1, a=2)
Product of roots
c/a(-1)^n(take last term and divide by first term)(n = degree…
9 terms
Math Formulas for SAT
How to solve absolute value equations
Formula for average
Formula for sum (within mean)
Explain how to use the factoring box
make a positive and negative version
Sum of list of values/ number of values
Number of values x Average
LAN
How to solve absolute value equations
make a positive and negative version
Formula for average
Sum of list of values/ number of values
42 terms
SAT math formulas to know
percentage formula
percentage change
circle proportionality formula
standard form for a line
part/ whole
difference/ original x 100
slice/area=arc/circumference=... measure of inner angle/360
y=mx+b
percentage formula
part/ whole
percentage change
difference/ original x 100
31 terms
Sat Math II Formulas
Law of Cosines
Law of Sines
Distance Formula
Permutation
c^2 = a^2 + b^2 ﹣ 2abcosC ; used when given a triangle and at…
Side a/ Sin(A) = Side b/ Sin(B) = Side c/ Sin(C)
the order matters; P(n,r)=n!/ (n−r)!
Law of Cosines
c^2 = a^2 + b^2 ﹣ 2abcosC ; used when given a triangle and at…
Law of Sines
Side a/ Sin(A) = Side b/ Sin(B) = Side c/ Sin(C)
18 terms
SAT math formulas
midpoint formula
slope formula
arc areas
average
central angle/360 = arc length/2pier = sector area/pier^2
sum/number
midpoint formula
slope formula
15 terms
SAT Math (formulas and such)
Pythagorean triples
45-45-90 triangle
30-60-90 triangle
Area of equilateral triangle
3-4-5... 5-12-13... 8-15-17... * a multiple of a Pythagorean triple is…
s= side
Pythagorean triples
3-4-5... 5-12-13... 8-15-17... * a multiple of a Pythagorean triple is…
45-45-90 triangle
47 terms
SAT Math Formulas
Area of a Circle
Circumference of Circle
Area of a Rectangle
Area of a Triangle
A=πr² ... (Area = pi (3.14) times radius squared)
C=2πr ... (Circumference = 2 x pi (3.14) x radius)
A=lw ... (Area = length x width)
A=½bh... (Area = ½ x base x height)
Area of a Circle
A=πr² ... (Area = pi (3.14) times radius squared)
Circumference of Circle
C=2πr ... (Circumference = 2 x pi (3.14) x radius)
13 terms
SAT Math II Formulas
synthetic division
superpythagoras
compound interest
artithmetic sequence
remember
a2 + b2 + c2 = d2
A(t) = P + (1 + r/n)^nt
Asubn = a + (n-1)d
synthetic division
remember
superpythagoras
a2 + b2 + c2 = d2
95 terms
SAT Math formulas
Quadratic Formula
Slope
Slope-Intercept
a³-b³
-b±[√b²-4ac]/2a
(y₂-y₁)/(x₂-x₁)
y=mx+b
(a-b)(a²+ab+b²)
Quadratic Formula
-b±[√b²-4ac]/2a
Slope
(y₂-y₁)/(x₂-x₁)
44 terms
ACT/SAT Math Formulas
Arithmetic sequence
Geometric sequence
Sum of evenly distributed set
Volume of cylinder
an = a1 + (n - 1)d
*
# of terms [(first term + last term)/2]
Arithmetic sequence
an = a1 + (n - 1)d
Geometric sequence
*
33 terms
SAT Math Formulas and Rules
distance
average speed
probability
percent increase/decrease
rate * time
total distance/total time
chances of success/total # of outcomes
amount of change/original amount
distance
rate * time
average speed
total distance/total time
26 terms
Math SAT formulas
Percent
Prime numbers
Speed
X^a * X^b
Part/whole * %/100. ... ( change / original * 100)
3.5,7,11,13,17,19
Total distance/ total time
X^a+b
Percent
Part/whole * %/100. ... ( change / original * 100)
Prime numbers
3.5,7,11,13,17,19
37 terms
SAT Math 2 Formulas
sin^2+cos^2
sin(A+B)
cos(A+B)
tan(A+B)
1
sinAcosB+cosAsinB
cosAcosB-sinAsinB
tanA+tanB/1-tanAtanB
sin^2+cos^2
1
sin(A+B)
sinAcosB+cosAsinB
12 terms
SAT MATH FORMULAS
Area and Circumference of a circle
Area of a rectangle
Area of a triangle
Special Right Triangles
A=πr²... C=2πr
A=lw
A=½bh
Area and Circumference of a circle
A=πr²... C=2πr
Area of a rectangle
A=lw
26 terms
SAT Math Terms/Formulas
Integer
Area of Triangle
Area of Circle
Circumference
Cannot be decimals, or fractions but it can be positive, nega…
1/2bh
πr^2
2πr
Integer
Cannot be decimals, or fractions but it can be positive, nega…
Area of Triangle
1/2bh
44 terms
SAT Math formulas
Quadratic Formula
Slope
Slope-Intercept
a³-b³
-b±[√b²-4ac]/2a
(y₂-y₁)/(x₂-x₁)
y=mx+b
(a-b)(a²+ab+b²)
Quadratic Formula
-b±[√b²-4ac]/2a
Slope
(y₂-y₁)/(x₂-x₁)
18 terms
SAT Math Formulas
Harmonic Mean: average speed
Generalized Pythagorean Theorem: long…
General Quadratic Form
Vertex of a Parabola in Quadratic Form
[2(speed 1)(speed 2)]÷[speed 1 + speed 2]
d²=a²+b²+c²
y= ax²+bx+c
−b/2a
Harmonic Mean: average speed
[2(speed 1)(speed 2)]÷[speed 1 + speed 2]
Generalized Pythagorean Theorem: long…
d²=a²+b²+c²
21 terms
SAT Math Formulas
Percent Increase
Percent Decrease
X/100*z
Z/100*X
(New Amount - Original Amount) / Original Amount x 100
(Original Amount - New Amount) / Original Amount x 100
Y
Y
Percent Increase
(New Amount - Original Amount) / Original Amount x 100
Percent Decrease
(Original Amount - New Amount) / Original Amount x 100
26 terms
sat math formulas
Distance between two points
Quadratic formula
Axis of symmetry equation
Law of cosines
((X1-X2)^2)+((Y1-Y2))^2
x = [ -b ± sqrt(b^2 - 4ac) ] / 2a
x= (-b)/(2a)
c^2 = a^2+b^2-2abcosC.
Distance between two points
((X1-X2)^2)+((Y1-Y2))^2
Quadratic formula
x = [ -b ± sqrt(b^2 - 4ac) ] / 2a
59 terms
SAT and ACT Math formulas
Quadratic Formula
Slope
Slope-Intercept
a³-b³
-b±[√b²-4ac]/2a
(y₂-y₁)/(x₂-x₁)
y=mx+b
(a-b)(a²+ab+b²)
Quadratic Formula
-b±[√b²-4ac]/2a
Slope
(y₂-y₁)/(x₂-x₁)
13 terms
SAT Math II Formulas
synthetic division
superpythagoras
compound interest
artithmetic sequence
remember
a2 + b2 + c2 = d2
A(t) = P + (1 + r/n)^nt
Asubn = a + (n-1)d
synthetic division
remember
superpythagoras
a2 + b2 + c2 = d2
71 terms
Math I SAT Formulas
Repeating sequence
Arithmetic sequence
Geometric sequence
Slope intercept form
...
...
...
...
Repeating sequence
...
Arithmetic sequence
...
64 terms
SAT Math 1 Formulas
Factor
Multiples
even+even
even-even
all the numbers by which a number can be divided evenly; 60's…
all the numbers that are evenly divisible by the original num…
even
even
Factor
all the numbers by which a number can be divided evenly; 60's…
Multiples
all the numbers that are evenly divisible by the original num…
59 terms
SAT and ACT Math formulas
Quadratic Formula
Slope
Slope-Intercept
a³-b³
-b±[√b²-4ac]/2a
(y₂-y₁)/(x₂-x₁)
y=mx+b
(a-b)(a²+ab+b²)
Quadratic Formula
-b±[√b²-4ac]/2a
Slope
(y₂-y₁)/(x₂-x₁)
46 terms
math sat II formulas
Quadratic Formula
Absolute value with Inequalities
Percent Increase
log base-b A
-b plus or minus squareroot b^2 minus 4ac over 2a
[x]<n THEN -n<x<n ; [x]>n THEN x<-n or x>n
P(1+r)^n
(log A)/(log b)
Quadratic Formula
-b plus or minus squareroot b^2 minus 4ac over 2a
Absolute value with Inequalities
[x]<n THEN -n<x<n ; [x]>n THEN x<-n or x>n
59 terms
SAT and ACT Math formulas
Quadratic Formula
Slope
Slope-Intercept
a³-b³
-b±[√b²-4ac]/2a
(y₂-y₁)/(x₂-x₁)
y=mx+b
(a-b)(a²+ab+b²)
Quadratic Formula
-b±[√b²-4ac]/2a
Slope
(y₂-y₁)/(x₂-x₁)
90 terms
SAT and ACT Math formulas
Quadratic Formula
Slope
Slope-Intercept
a³-b³
-b±[√b²-4ac]/2a
(y₂-y₁)/(x₂-x₁)
y=mx+b
(a-b)(a²+ab+b²)
Quadratic Formula
-b±[√b²-4ac]/2a
Slope
(y₂-y₁)/(x₂-x₁)
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