CCGPS Coordinate Algebra Formula Sheet
Below are the formulas you may find useful as you work the problems. However, some
of the formulas may not be used. You may refer to this page as you take the test.
Area
Mean Absolute Deviation
n
Rectangle and Parallelogram A = bh
∑


−
x
x
i
1
i
=
1
Triangle A =
bh
n
2
Circle A = πr
2
the average of the absolute deviations
from the mean for a set of data
( )
)
(
Trapezoid A = 1
+ b
h
b
2
1
2
Distance Formula
Circumference
C = πd
π ≈ 3.14
Volume
Slope Formula
Rectangular Prism/Cylinder V = Bh
1
Pyramid/Cone V =
Bh
3
Sphere
Midpoint Formula
Surface Area
Rectangular Prism SA = 2lw + 2wh + 2lh
Cylinder SA = 2πr
2
+ 2πrh
Interquartile Range
Pythagorean Theorem
the difference between the rst quartile
+ b
= c
2
2
2
a
and third quartile of a set of data