7th Grade Math

(Marvins-Underground-K-12) #1
Index R77

Index
dog food, 267
driving, 505
dvd player, 35
dvds, 355, 491
ethanol, 541
exercise, 493
face painting, 268
Ferris wheels, 286
fish, 130, 639
flags, 682
flamingos, 632
football, 531
fruit, 452
garden, 395
geysers, 295
gift boxes, 595
greeting cards, 46
haircuts, 352
health, 34, 148
hockey, 656
ice cream, 5, 222
Iditarod, 640
instant messaging, 469
jeans, 441
jobs, 251
juice, 267
koalas, 7
marine biology, 209
marketing, 559
measurement, 154
media, 460
money, 30, 326
movies, 232
music, 413
music downloads, 492
oceans, 186
packaging, 584
painting, 583
paper cups, 576
Pentagon, 16
physical science, 397
pools, 405
population, 141
roller coasters, 90
roller shoes, 134
sand sculptures, 572
school, 14
school play, 223
science, 58, 500
shopping, 210
sleep, 162, 524
space, 96
sports, 11, 54, 325
state fairs, 246
stores, 474
submersibles, 106
surveys, 321
swimming, 387, 445, 636
talent competition, 430
television, 468

temperature, 385
text messaging, 216
tickets, 237
Tour de France, 39
walking, 639
water, 182
weather, 77, 565
woodworking, 170
Real-World Links, 6, 9, 15, 18, 21,
30, 34, 39, 54, 83, 96, 106, 111, 130,
134, 148, 150, 162, 171, 188, 209,
212, 216, 222, 232, 237, 246, 268,
270, 274, 277, 279, 289, 327, 329,
334, 339, 352, 360, 379, 381, 406,
409, 413, 430, 437, 442, 454, 469,
493, 499, 502, 507, 508, 515, 523,
529, 538, 541, 559, 566, 572, 576,
589, 595, 607, 632, 633, 636, 647,
655, 656, 658
Real-World Math, 63, 115, 175,
241, 305, 365, 417, 457, 511, 601, 661
Reasonableness, checking
for, 147, 321, 326, 516
Reasoning. See also H.O.T.
Problems
proportional, 293–303
Reciprocal, 169, 221, 628. See also
Multiplicative inverse
Rectangles
area of, 645
Golden, 303
Rectangular prism
surface area of, 582
volume of, 558–559, 592–593
Relations, 377, 378–384
identifying, 377
vertical line test, 383
Relationships
graphing, 390
nonproportional, 272–275, 404
predicting, 535
proportional, 272–275, 404
in sets of data, 535–536
Relative frequency, 524
Remainder, 11
Repeating decimals, 128–132
fractions as, 130
Replacement, 452
Review. See Check Your Progress;
Prerequisite Skills; Review
Vocabulary; Spiral Review;
Standardized Test Practice; Study
Guide and Review
Review Vocabulary, 22, 72, 124,
198, 262, 314, 374, 426, 486, 554, 620

Rise, 396. See also Slope
Roots
cube, 61
square, 52–61
Rounding, 11
Run, 396. See also Slope

Ss


Sale price, 356
Sales tax, 351–354, 356
Sample, 468
biased, 472–476
convenience, 473
simple random, 472
systematic random, 472
unbiased, 472–476
using to predict, 474
voluntary response, 473
Sample spaces, 435–439
Scale, 284–291
changes in, 652–653
of coordinate plane, 82
equivalent, 286
map, 284–285
Scale drawings, 284–291
spreadsheet for calculating,
291
Scale factor, 285–286, 299
Scale model, 284–291
constructing, 286
Scattergrams. See Scatter plots
Scatter plots, 534–539, 541
using to predict relationships,
536
Scientific notation, 185–189
comparing numbers in, 186
standard form of, 185–186
Sequences, 44–49, 50
arithmetic, 44–46
describe and extend, 44–45
Fibonacci, 6
geometric, 49, 50
terms of, 44
Side-Angle-Side Similarity
(SAS), 298
Side-Side-Side Similarity (SSS),
294, 298
Similar figures, 293–303
Angle-Angle Similarity (AA),
294, 298
area of, 299–302
corresponding angles, 293

R68_R80_EM_Index_895242.indd R77 2/1/10 1:55 PM

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