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EOG 8 study
terms and formulas for NC EOG Grade 8 Math
22
Mathematics
8th Grade
05/19/2013

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Cards

Term
cylinder
Definition
can volume is area of base x height
V=(pi r 2 ) h
Term
sphere
Definition
ball volume=4/3 pi r 2
Term
cone
Definition
volume = 1/3 (pi r 2) h
Term
perfect squares
Definition
numbers whose factors are the same
4,9,16,25,36,49,64,81,100,121,144
Term
__
.2
Definition
2/9
Term
___
.24
Definition
24/99
Term
_____
.243
Definition
243/999
Term
linear equation (function)
Definition
y=mx+b
m = slope
b=y intercept
Term
check your notes for examples of linear and non linear equations
Definition
Term
how to find the slope using 2 points
Definition
y2-y1
______ using (x1, y1) (x2,y2)
x2-x1
Term
slope
Definition
rise y
____ ___
run x
Term
pythagorean theorem
Definition
a2 + b2 = c2 of right triangle and c is the hypotenuse or side across from the right angle
Term
to find the square root √
Definition
find the number you'd multiply by itself to get the answer
Term
to find the cube root 3√
Definition
find the number you'd multiply by itself 3 times to get the answer
Term
what is square root of 36 √36
Definition
6
Term
what is cube root of 27 3√27
Definition
3
Term
supplementary angles
Definition
straight angles add up to 180 degrees and make a straight line
Term
straight angles
Definition
add up to 180 degrees and make a straight line
Term
complementary angles
Definition
add up to 90 degrees and make a right angle
Term
angles of triangle
Definition
all three add up to 180 degrees
Term
scientific notation
Definition
see notes
Term
ADJUST
Definition
decimal left add
decimal right subtract
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