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G E D
®
P R O G R A M
M AT H
FORMULAS & SYMBOLS
Use this guide to focus on applying, rather than memorizing, formulas and
symbols for test questions.
Mathematics Formula Explanations
This displays formulas relating to geometric measurement and certain algebra concepts and is available on the 2014 GED®
test — Mathematical Reasoning.
Area of a:
Surface Area and Volume of a:
parallelogram
rectangular/right prism
trapezoid
cylinder
pyramid
cone
sphere
(p = perimeter of base B;
)
Algebra
slope of a line
quadratic formula
slope-intercept form
of the equation of a line
Pythagorean Theorem
simple interest
point-slope form of the
equation of a line
(I = interest, p = principal, r = rate, t = time)
standard form of a
quadratic equation
Æ Symbol Tool Explanation
The 2014 GED® test on computer contains a tool known as the “Æ Symbol Tool.” Use this guide to learn about entering
special mathematical symbols into fill-in-the-blank item types.
Symbol
∏
⨍
≥
≤
≠
²
³
Explanation
pi
function
greater than or equal to
less than or equal to
not equal to
2 exponent (“squared”)
3 exponent (“cubed”)
Symbol
|
×
÷
±
∞
√
+
Explanation
absolute value
multiplication
division
positive or negative
infinity
square root
Symbol
(
)
>
<
=
Explanation
minus or negative
open or left parenthesis
close or right parenthesis
greater than
less than
equals
plus or positive
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T E S IDENC
CONF
GED® and GED Testing Service® are registered trademarks of the American Council on Education. Used under license. Copyright © 2014 GED Testing Service LLC. All rights reserved.
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