How to Help Your Child Excel in Math PDF
Preview How to Help Your Child Excel in Math
YOUR CHILD BY B R I T AI M M E R Q U T CAREER P R E S S FRANKLILNA KES, NJ Copyright 02 001 by Brita Immergut All rights reserved under the Pan-American and International Copyright Conventions. This book may not be reproduced, in whole or in part, in any form or by any means electronic or mechanical, including photocopying, recording, or by any in- formation storage and retrieval system now known or hereaf- ter invented, without written permission from the publisher, The Career Press. The original dictionary was completed in 1994 with COPE (Col- lege Opportunity to Prepare for Employment) funds. How TO HELPY OURC HILDE XCEILN MATH Cover design by Foster & Foster Edited by Jodi L. Brandon Typeset by Eileen Munson Printed in the U.S.A. by Book-mart Press To order this title, please call toll-free 1-800-CAREER-1 (NJ and Canada: 201-848-0310) to order using VISA or Mastercard, or for further information on books from Career Press. The Career Press, Inc., 3 Tice Road, PO Box 687, Franklin Lakes, NJ 07417 www.careerpress.com Library of Congress Cat a1 oging-in- Pub1i ca t ion Data Immergut, Brita. How to help your child excel in math : an A to Z survival guide /by Brita Immergut. p. cm. ISBN 1-56414-528-X (paper) 1. Mathematics-Study and teaching. I. Title. QA11 ,1434 2001 510-dc21 00-050713 This page intentionally left blank FOREWORD 11 GLOSSARY 13 C APPENDI1X 19 Numbers APPENDI2X 21 0 Translations APPEND3IX 23 Properties N DICTIONARY 25 A €3 T Abscissa 25 Bar graph 40 Absolute value 26 Base 40 E Acute angle 27 Basic operations 42 Addends 27 Binary 43 Addition 27 Binomial 45 Addition method 27 Bisector 45 N Additive identity element 29 C Adjacent angles 29 artesian coordinate Age problems 30 T system 46 Algebra 30 Celsius 47 Algebraic equation 31 Centi- 47 Algebraic expression 31 Central angle 47 5 Algorithm 31 Chord 48 Alternate angles 32 Circle 48 Altitude 33 Circle graph 50 Angle 33 Circumference 51 Approximation 34 Circumscribed figure 51 Arc 34 Closed curve 52 Area 35 Coefficient 52 Arithmetic 37 Collinear 52 Arithmetic mean 37 Combining llike terms 54 Associative law 37 Common denominator 55 Average 38 Common factor 55 Axis (Axes) 38 Common Eractions 56 Common multiple 56 Denominator 79 Commutative operations 56 Dependent variable 80 Complementary angles 57 Diagonal 80 Completing the square 57 Diameter 80 Complex fractions 58 Difference 81 Composite number 59 Digits 81 Compound interest 59 Distance 81 Compounding period 60 Distributive property 83 Concave 61 Dividend 83 Concentric 61 Divisibility rules 84 Congruent 62 Division 84 Conjugate law 62 Divisor 84 Consecutive even integers 63 E Consecutive integers 63 Edge 85 Consecutive odd integers 63 Elimination method 85 Constant 63 English standard system Constant term 64 of measurement 85 Convex 64 Equation 85 Coordinate geometry 64 Equilateral triangle 86 Coordinate plane 66 Equivalent equations 86 Coordinate system 67 Equivalent fractions 86 Coordinates 67 Estimation 87 Corresponding 67 Evaluate 87 Counting numbers 68 Even number 87 Cross multiplication 68 Exact number 87 Cube 69 Expanded form 88 Cube root 69 Exponent 88 Customary (English) system of measurement 70 Exponential notation 92 Expression 92 D F Deca- 71 Deci- 71 Face 93 Decimal numbers 71 Factor 93 Decimal point 77 Factor tree 93 Decimal system 78 Factoring (Factorization) 94 Decrease 78 Fahrenheit 98 Degree 78 FOIL 98 Fraction bar 98 Inverse operations 126 Fractions 99 Invert 127 Function 107 Irrational numbers 127 Isosceles triangle 128 G K Geometry 108 Gram 108 Kilo 128 Graph 108 L Gra ph ing 109 Laws 129 Greater than 111 Least (or lowest) common Greatest common factor denominator (LCD) 129 W F ) 112 Least common multiple Grouping symbols 112 (LCM) 129 H Legs 130 Hecto 113 Length 131 Height 113 Lessthan 131 Heptagon 114 Like terms 131 Hexagon 114 Line 132 Horizontal line 114 Line segment 132 Hypo tenuse 114 Linear equation 132 Liter 133 I Long division 133 Identity elements 115 Lowest terms 135 Imaginary numbers 115 M Improper fraction 115 Increase 115 Magnitude 136 Independent variable 116 Mass 136 Indeterminate 116 Mean 136 Index of roots 116 Measurements 137 Inequalities 117 Median 137 Inscribed 119 Meter 138 Integers 120 Metric system 138 Intercepts 123 Midpoint 143 Interest 124 Mixed number 143 Interior 125 Mixture problems 144 Intersection 125 Mode 145 Inverse 126 Monomials 146 More than 147 Pentagon 159 Motion (Rate) problems 147 Percent 160 Mu1t iple 149 Perfect cubes 165 Mu1t iplication 149 Perfect squares 166 Multiplicative inverse 149 Perimeter 167 N Perpendicular lines 167 Pi (x) 168 Natural numbers 150 Pie graph (pie chart) 168 Negative exponents 150 Place value 169 Negative numbers 150 Plane 169 Nonagon 151 Plotting points 170 Nonterminating decimals 151 Point 170 Number 151 Point-slope form 171 Number line 151 Polygon 172 Number problems 152 Polynomials 172 Numeral 153 Positive integers 175 Numeration systems 153 Positive numbers 175 Numerator 153 Power 175 Numerical coefficient 153 Powers of 10 176 Numerical equation 154 Prefix 176 Numerical expression 154 Prime factor 177 0 Prime factorization 177 Obtuse angle 154 Prime number 177 Octagon 154 Principal 178 Odd numbers 155 Principal square root 178 Operation 155 Probability 178 Opposites 155 Product 179 Order of operations 155 Proper fraction 179 Ordered pair 156 Properties 179 Ordinate 156 Proportion 179 Origin 157 Protractor 179 Pythagorean theorem 180 P Pythagorean triplets 180 Parabola 158 Q Parallel lines 158 Parallelogram 159 Quadrants 181 Parentheses 159 Quadratic equation 181 Quadratic formula 183 Quadrilateral 183 Satis& an equation 202 Quotient 183 Scales 202 R Scientific notation 202 Secant 203 Radical 184 Sector 203 Radical equations 185 Segment 204 Radicand 186 Semicircle 204 Radius (Radii) 186 Set 204 Rate 187 Signed numbers 205 Rate problems 187 Similar fipres 205 Ratio 188 Similarity ratio 205 Ratio and proportion Simple interest 205 problems 188 Simplify 206 Rational equations 189 Simultaneous equations 206 Rational expression 190 Slope 209 Rational numbers 193 Slope-intercept form 209 Rationalizing 193 Solving linear equations 210 Ray 195 Square 212 Reading numbers 195 Square root 213 Real numbers 196 Statistics 214 Reciprocal 196 Substitute: 214 Rectangle 196 Substitution method 214 Rectangular coordinate Subtraction 214 system 197 Sum 215 Reducing fractions 197 Supplementary angles 215 Reflection 197 Symbol 215 Regular polygons 198 Symmetric 215 Related pairs 198 System of equations 215 Remainder 198 Repeating decimals 198 T Rhombus 199 Tally 216 Right angle 199 Tangent 216 Right triangle 199 Temperature 216 Root 200 Term 217 Rounding 201 Terminating decimals 218 Translations 218
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