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Study sets matching "vocabulary math 8 formulas"

23 terms
Math Ch. 8 Vocabulary AND Formulas
composite solid
cone
cylinder
hemisphere
an object made up of two or more shapes
a 3-dimesional figure with one circular base connected by a c…
a 3-dimensional figure with 2 parallel congruent circular bas…
one of two congruent halves of a sphere
composite solid
an object made up of two or more shapes
cone
a 3-dimesional figure with one circular base connected by a c…
11 terms
Math 8 Formulas
circumference
area of a circle
area of a square/rectangle
area of a triangle
finds the distance around a circle
finds the amount of space occupied by a circle
finds the space occupied by the shape
finds the space occupied by the shape
circumference
finds the distance around a circle
area of a circle
finds the amount of space occupied by a circle
11 terms
Math 8 Formulas
circumference
area of a circle
area of a square/rectangle
area of a triangle
finds the distance around a circle
finds the amount of space occupied by a circle
finds the space occupied by the shape
finds the space occupied by the shape
circumference
finds the distance around a circle
area of a circle
finds the amount of space occupied by a circle
14 terms
Math 8 Formulas
Area of a Parallelogram
Area of a Triangle
Area of a Circle
Area of a Trapezoid
A=b*h
A=b*h/2
A=3.14*r squared
A=(b1-b2)*h/2
Area of a Parallelogram
A=b*h
Area of a Triangle
A=b*h/2
70 terms
ISEE Math Vocabulary/Formulas
Area of a triangle
Pythagorean Theorem
30-60-90 relationship
45-45-90 relationship
A=1/2bh
a²+b²=c²
Hyp. = short leg(2) ....or.... Long leg= short leg(square roo…
the legs of the triangle are congruent and the length of the…
Area of a triangle
A=1/2bh
Pythagorean Theorem
a²+b²=c²
15 terms
Grade 8 Math Formulas
Area
Volume/Sphere
Volume/Prisms
Volume/Cylinder
1/2•b•h
4/3•pie•r cubed
B•h
B•h
Area
1/2•b•h
Volume/Sphere
4/3•pie•r cubed
11 terms
Math Ch. 8 Formulas
Foil
Square of Sum
Square of Difference
Product of Sum and Difference
First, Outside, Inside, Last
Foil
First, Outside, Inside, Last
Square of Sum
14 terms
Math 8 Formulas
Area of a parallelogram
Area of a Triangle
Area of a circle
Area of a trapezoid
A=b*h
A=b*h/2
A=3.15*r^2
A=(b1+b2)*h/2
Area of a parallelogram
A=b*h
Area of a Triangle
A=b*h/2
68 terms
Math 8 Terms and Formulas
Slope Formula
Standard Form of a Linear Equation
Volume of a Cylinder
Linear Equation
Ax+By=C
The equation of a line.
Slope Formula
Standard Form of a Linear Equation
Ax+By=C
17 terms
Math 8 Formulas for the EOG
Volume of a Cylinder
Volume of a Cone
Volume of a Sphere
If you know the diameter, what do you…
(V = πr²h) V = pi times r squared times h
V = (1/3)πr²h Uh-oh. That's not what I meant. It is V = one-t…
V = (4/3)πr³ Uh-oh. That's not what I meant. It is V = four-t…
Divide the diameter by 2
Volume of a Cylinder
(V = πr²h) V = pi times r squared times h
Volume of a Cone
V = (1/3)πr²h Uh-oh. That's not what I meant. It is V = one-t…
11 terms
Chapter 8 math formulas
Circumference of Circle
Circumference of circle
Area of Circle
Area of semi circle
c=πd
c=2πr
A= πr²
A= 1/2πr²
Circumference of Circle
c=πd
Circumference of circle
c=2πr
13 terms
math 8) ch 8 formulas
surface area... -any prism
surface area... -cylinder
surface area... -square pyramid
surface area... -cone
ph+2(B)
2~r2 + ~ dh
2b slant + b2
~ r2 + ~r slant
surface area... -any prism
ph+2(B)
surface area... -cylinder
2~r2 + ~ dh
74 terms
ACT - Math Vocabulary & Formulas
quadratic formula
slope formula
integers
rationals
[-b ± √(b² - 4ac)] / (2a)
(y₂- y₁) / (x₂- x₁)
..., -3, -2, -1, 0, 1, 2, 3, ...
fractions (anything expessable as a ratio of integers)
quadratic formula
[-b ± √(b² - 4ac)] / (2a)
slope formula
(y₂- y₁) / (x₂- x₁)
17 terms
Math 8 Formulas
Perimter of a Circle
Perimeter of a Rectangle
Perimeter of a Square
Perimeter of a Triangle
C = 2π r or C = πd
P = 2L + 2W
P = 4s
P = a+b+c
Perimter of a Circle
C = 2π r or C = πd
Perimeter of a Rectangle
P = 2L + 2W
24 terms
Math Formulas Grd 8
(y₁-y₂) / (x₁-x₂)
√(x₁-x₂)²+(y₁-y₂)²
( x₁-x₂ / 2 , y₁-y₂ / 2 )
Gradient
Distance
Midpoint
Area of a square
(y₁-y₂) / (x₁-x₂)
Gradient
√(x₁-x₂)²+(y₁-y₂)²
Distance
10 terms
Math II Formula Quiz #8
distance formula
inverse variation
regression
reflection/rotation
STAT EDIT L1 L2... STAT CALC... 4: LinReg... 5:QuadReg... 0:ExpReg
Look in your interactive notebook
distance formula
inverse variation
11 terms
Math: Chapter 8 Formulas
Volume of a Cylinder or Prism
Surface Area of a Cylinder or Prism
Volume of a Cone or Pyramid
Surface Area of a Cone
V = Bh
SA = Ch + 2B
V = 1/3Bh
SA = B + CSA... SA = B + πrℓ
Volume of a Cylinder or Prism
V = Bh
Surface Area of a Cylinder or Prism
SA = Ch + 2B
10 terms
Math Vocabulary and formulas
decimal
evalutate
formula
LCM
a fraction whose denominator is a power of ten and whose nume…
to find a numerical number for and solve
a mathematical relationship or rule expressed in symbols.
(lease common multiple) is a number you get when you multiply…
decimal
a fraction whose denominator is a power of ten and whose nume…
evalutate
to find a numerical number for and solve
31 terms
Math Vocabulary and Formulas
Primitive Terms
Point
Curve
Mathematical Line
Terms which are impossible to define exactly. (point, curve,…
A location
An unbroken set of points
A straight curve that has no ends
Primitive Terms
Terms which are impossible to define exactly. (point, curve,…
Point
A location
10 terms
Math Unit 8 formulas
A=s²
A=1/2ap
a=l*w
A=b*h
Square
regular polygon area formula
rectangle
parallelogram
A=s²
Square
A=1/2ap
regular polygon area formula
13 terms
Math 7-8 Formulas
area of a circle
circumference of circle
surface area of polyhedron or prism
Ph
A=πr squared
C=2πr
SA=ph+2b
P=perimeter of the base and h=height of the 3D shape
area of a circle
A=πr squared
circumference of circle
C=2πr
9 terms
Math formulas 8
Area of a rectangle
Perimeter of a rectangle
Area of a paralleagram
Perimeter of any polygon
A= Lw
P= 2l + 2w
A= bh
Sum of sides
Area of a rectangle
A= Lw
Perimeter of a rectangle
P= 2l + 2w
14 terms
Math Formulas 8
finding radius
finding diameter
circumference of a circle
Perimeter of semicircle by itself
d/2
2r
C=pi•d ... or... C=2pi•r
p=pi•d/2 +d
finding radius
d/2
finding diameter
2r
14 terms
math chapter 8 formulas
area of a square
area of a rectangle
area of a parallelogram
area of a triangle
a=side squared
a=lw
a=bh
a=.5bh
area of a square
a=side squared
area of a rectangle
a=lw
16 terms
Math 8 Measurement Formulas
A = B x H /2
A = (B1 + B2) h / 2
Pie * R2
A = S2
area of a triangle
area of a trapeziod
area of a circle
area of a square
A = B x H /2
area of a triangle
A = (B1 + B2) h / 2
area of a trapeziod
16 terms
Math 8 Formulas
Area of Parallelograms
Area of Triangles
Area of Rectangles
Area of Trapezoids
B x H
1/2 x B x H
L x W
1/2 x H x (b+b)
Area of Parallelograms
B x H
Area of Triangles
1/2 x B x H
19 terms
Ch. 8 Math Formulas
Perimeter of TRIANGLE
Area of TRIANGLE
Perimeter of RECTANGLE
Area of RECTANGLE
a+b+c
1/2bh
2b+2h
bh OR lw
Perimeter of TRIANGLE
a+b+c
Area of TRIANGLE
1/2bh
19 terms
Grade 8 Math Terms and Formulas
Area of circle
Surface area of a cylinder
Volume of a cylinder
Volume of cuboid
πr^2
2(πr^2) + 2(πrh)
(πr^2) x h
l x w x h
Area of circle
πr^2
Surface area of a cylinder
2(πr^2) + 2(πrh)
7 terms
Math 8 Geometry Formulas
Volume of triangular prism
Volume of rectangular prism
Volume of cylinder
Area of rectangle/square
(height) (length) (width) / 2
(height) (length) (width)
π (r squared) (height)
(bass) (height)
Volume of triangular prism
(height) (length) (width) / 2
Volume of rectangular prism
(height) (length) (width)
9 terms
math ch. 8 formulas
45,45,90 triangle formula
30,60,90 triangle formula
long to short leg formula
law of cosines formula
hypotenuse= leg x 2(sq.root)
hypotenuse= short leg x 2
long leg= short leg x 3(sq.root)
c(squared)= a(squared) +b(squared) - (2ab x cosineX)
45,45,90 triangle formula
hypotenuse= leg x 2(sq.root)
30,60,90 triangle formula
hypotenuse= short leg x 2
33 terms
Math formulas yr 8
angle sum of triange
vertically opposite angles
angles in a right angle
angles on a straight line
180
are equal
|_ , add to 90
__ , add to 180
angle sum of triange
180
vertically opposite angles
are equal
8 terms
Math 8: formulas for area
Area of a cylinder
Area of a circle
Circumference of a circle
Area of a triangle
2 x 3.14 x R2 + 3.14 x D x H
3.14 x R2
3.14 x D
B x H •|• 2 ( if you are trying to get both triangles on a pr…
Area of a cylinder
2 x 3.14 x R2 + 3.14 x D x H
Area of a circle
3.14 x R2
14 terms
Year 8 Maths Formulas
Area of a Triangle
Area of a Parallelogram
Area of a Circle
Area of a Rhombus
1/2 x b x h
b x h
π x r2
p x q ÷ 2
Area of a Triangle
1/2 x b x h
Area of a Parallelogram
b x h
9 terms
math formulas unit 8
A triangle
A parallelogram
A kite
A trapezoid
1/2bh
bh
(d1*d2)1/2
1/2h(b1+b2)
A triangle
1/2bh
A parallelogram
bh
10 terms
Math Unit 8 formulas
A=s²
A=1/2ap
A=l*w
A=b*h
square
regular polygon
rectangle
parallelogram
A=s²
square
A=1/2ap
regular polygon
9 terms
UNIT 8 MATH FORMULAS
Volume of a Cone
Volume of a Cylinder
Volume of a Sphere
Surface Area of a Cylinder
V= 1/3πr^2h
V= πr^2h
V= 4/3πr^3
SA= 2πr^2+ 2πrh
Volume of a Cone
V= 1/3πr^2h
Volume of a Cylinder
V= πr^2h
9 terms
Chapter 8 Math Formulas
regular polygon formula
area of triangle
area of a trapezoid
area of kite
A= 1/2 apothem (perimeter)
A= 1/2 bh
A= 1/2h (b1 + b2)
1/2 d1d2
regular polygon formula
A= 1/2 apothem (perimeter)
area of triangle
A= 1/2 bh
12 terms
Unit 8 Math Formulas
Surface Area of a Prism
Volume of a Prism
Surface Area of a Pyramid
Volume of a Pyramid
La+2b
bh
La+b
1/3bh
Surface Area of a Prism
La+2b
Volume of a Prism
bh
14 terms
Unit 8 Math Formulas
Sin(x-y)
Sin(x+y)
Cos(x-y)
Cos(x+y)
Sinxcosy-cosxsiny
Sinxcosy+cosxsiny
Cosxcosy+sinxsiny
Cosxcosy-sinxsiny
Sin(x-y)
Sinxcosy-cosxsiny
Sin(x+y)
Sinxcosy+cosxsiny
34 terms
Chapter 8 Math Formulas
cos(a+b)
cos(a-b)
cos(x-π)
cos(π/2-x)
cos(a)cos(b)-sin(a)sin(b)
cos(a)cos(b)+sin(a)sin(b)
-cos(x)
sin(x)
cos(a+b)
cos(a)cos(b)-sin(a)sin(b)
cos(a-b)
cos(a)cos(b)+sin(a)sin(b)
8 terms
Chapter 8 Math formulas
Pi r squared h
2 pi r h+ 2 pi r squared
One third B h
B+one half P S
Volume of a cylinder
SA cylinder
Volume pyramid
SA pyramid
Pi r squared h
Volume of a cylinder
2 pi r h+ 2 pi r squared
SA cylinder
11 terms
Math chap 8 formulas
Cone
Rectangular Prism
Cube
Hemisphere
V: 1/3 x 3.14 x r2 x h
V: l x w x h... SA: 2lw x 2lh x 2wh
V: l x w x h... SA: 6 x l x w
SA: 3 x 3.14 x r2
Cone
V: 1/3 x 3.14 x r2 x h
Rectangular Prism
V: l x w x h... SA: 2lw x 2lh x 2wh
9 terms
Math ch.8 formulas
A=bh
A=1/2bh
A=1/2h(b1+b2)
A=1/2d1d2
Rectangle
Triangle
Trapezoid
Kite
A=bh
Rectangle
A=1/2bh
Triangle
8 terms
Math: Chapter 8 Formulas
Volume of a Rectangular Prism
Surface Area of a Cylinder
Volume of a Sphere
Surface Area of a Cone
LWH
2 times pi r squared + 2 pi r h
4 times pi r cubed divided by 3
pi r squared + pi r l
Volume of a Rectangular Prism
LWH
Surface Area of a Cylinder
2 times pi r squared + 2 pi r h
5 terms
Unit 8 Math Formulas
Arithmetic Sequence
Arithmetic Series
Geometric Series
Geometric Sequence
an=a1+(n-1)d
Sn=n/2(a1+an)
an=a1*r^n-1
Sn=a1(1-r^n)/1-r
Arithmetic Sequence
an=a1+(n-1)d
Arithmetic Series
Sn=n/2(a1+an)
12 terms
Math formulas Unit 8
Rectangle and Parallelogram
Triangle
Trapezoid
Kite
A=bh
A=1/2bh
A=1/2h(b1+b2)
1/2aP
Rectangle and Parallelogram
A=bh
Triangle
A=1/2bh
6 terms
Math Section 8 formulas
Law of Sines
Law of Cosines
Area of SAS triangles
Area of AAS and ASA triangles
a/sinA=b/sinB=c/sinC
a²=b²+c²-2bc cosA
A=½absinC
A=a²sinBsinC/2sinC
Law of Sines
a/sinA=b/sinB=c/sinC
Law of Cosines
a²=b²+c²-2bc cosA
11 terms
Math section 8 formulas
Volume of prisms and cylinders
Surface Area of prisms and cylinders
Volume of Pyramids and cones
Surface Area and pyramids and cones
V=Bxh
SA=2B+Ph
V=1/3 Bh
SA= B+1/2Pl
Volume of prisms and cylinders
V=Bxh
Surface Area of prisms and cylinders
SA=2B+Ph
8 terms
math chapter 8 formulas
an=a1+d(n-1)
an=a1r^n-1
summation notation a=an
summation i=n(n+1)/2
arithmetic explicit
geometric explicit
...
...
an=a1+d(n-1)
arithmetic explicit
an=a1r^n-1
geometric explicit
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