7th Grade Math

(Marvins-Underground-K-12) #1
corresponding sides, 293
Golden Rectangle, 303
identifying, 294
missing measures of, 295
perimeter of, 299–302
Side-Angle-Side Similarity
(SAS), 298
Side-Side-Side Similarity (SSS),
294, 298
Similar solids, 650–659
surface area of, 654–655
volume of, 655–656
Simple events, 429–434
Simple interest, 359–362, 363
Simple random sample, 472
Simplest form, 161. See also
Algebraic expressions
of ratios, 13–14
Simulations, 463
Slant height, 594
Slope, 391–400
finding, 397
interpreting, 397
rate of change, 391, 392–395
Slope-intercept form, 410
Small numbers, standard form
of, 186
Solutions, 209
checking, 245
Spiral Review, 37, 92, 98, 108,
113, 143, 151, 156, 165, 173, 180,
184, 226, 234, 239, 248, 253, 280,
290, 302, 336, 341, 350, 354, 358,
362, 399, 415, 443, 462, 471, 476,
509, 519, 539, 574, 578, 587, 591,
597, 610, 638, 642, 648, 659
Spreadsheet Labs
Mean, Median, Mode, 497
Scale Drawings, 291
Simple Interest, 363
Squared, 25
Square pyramid, 594
Square roots, 52–61
estimating, 57–61
perfect squares, 52
Squares, 53–56
area of, 643
perfect, 52, 53–54
perimeter of, 595
Squaring fractions, 300
Standard form, 26
of powers, 26
of scientific notation, 185–186

of small and large numbers,
185–186
Standardized Test Practice, 69,
121, 195, 259, 311, 371, 423, 483,
551, 617, 667
Extended Response, 41, 60, 68,
71, 120, 123, 194, 197, 219, 239,
253, 258, 261, 280, 310, 313,
370, 373, 422, 425, 471, 482,
485, 550, 553, 616, 619, 648,
666, 667, 669
Gridded Response, 70, 108, 121,
122, 123, 143, 195, 196, 197,
213, 234, 260, 261, 275, 290,
312, 313, 350, 371, 372, 373,
395, 423, 424, 425, 439, 484,
519, 524, 552, 563, 568, 618,
619, 668
Multiple Choice, 51, 68, 69, 99,
120, 157, 194, 227, 258, 259,
292, 310, 311, 344, 370, 401,
422, 448, 482, 483, 512, 550,
579, 616, 649, 666
Short Response, 32, 71, 92, 113,
123, 180, 184, 196, 197, 219,
226, 239, 248, 261, 298, 302,
312, 313, 350, 373, 399, 424,
425, 439, 443, 485, 496, 503,
509, 524, 551, 553, 568, 617,
619, 642, 648, 669
Statistical displays, 486–553
box-and-whisker plots,
504–509, 541
circle graphs, 513, 514–519, 541
constructing, 541
histograms, 520–524, 525, 541
lines of best fit, 534–539
measures of central tendency,
490–497, 527
measures of variation, 498–509
selecting an appropriate
display, 540–545
stem-and-leaf plots, 526–531,
541
Statistics. See Analysis; Data
analysis; Graphs; Measures of
central tendency; Statistical
displays
Stem-and-leaf-plots, 526–531,
541
analyzing, 527
back-to-back, 531
effect of outliers on, 527
Stems, 526. See also Stem-and-
leaf-plots
Study Guide and Review, 64–67,
116–119, 190–193, 254–257,
306–309, 366–369, 418–421,

477–481, 546–549, 611–615,
662–665
Study Organizer. See Foldables®
Study Organizer
Study Tips
alternative method, 267
area, 584
arithmetic sequences, 45
base, 560
box-and-whisker plots, 505
check for reasonableness, 147,
321, 326, 516
checking solutions, 245
checking your equation, 278
circles, 565
common misconception, 177,
251, 505
complement of an event, 431
consistent units, 583
data displays, 541
data sets, 527
decomposing figures, 559
defining the variable, 35
direct variation, 407
dividing by a whole number,
169
dividing integers, 110
draw a picture, 317
equations, 231
equivalent scales, 286
faces, 607
fair games, 436
formulas, 644, 645
fractions as coefficients, 223
fractions greater than one, 153
fractions of years, 360
gaps, 521
graphing equations, 386
height, 560
input and output, 379
interquartile range, 499
jean size, 441
meaning of multiplication, 162
measurement conversions, 609
mental math, 39, 352
metric conversions, 632
mode, 492
models, 210
move the decimal point, 186
multiplying by 1, 627
multiplying by zero, 105
open and closed dots, 245
order of operations, 78, 231
outliers, 506
percent, 338, 347
percent equation, 337, 356
percent of change, 349
the percent proportion, 333
perimeter, 17

R78 Index

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