Reading Classes

Using Literacy Strategies to Improve Mathematics Performance

Vocabulary PPT 3

base• DEFINITION(S) – – a side of a two-dimensional

figure or a face of a three-dimensional figue that is perpendicular to the height

– the bottom of an object, where an object meets the ground

• EXAMPLE(S) – the purple parts of the figures; the base of the tower

maximum

DEFINITIONthe greatest amount

EXAMPLEthe maximum report card grade is 100, today’s high temperature is 73°

SYNONYMS

highest, largest, greatest, most

net• DEFINITION – a two-

dimensional representation of a three-dimensional figure

• EXAMPLE – The figure shown is a net of a cube because it can be folded up to create a cube.

prism• DEFINITION – a three-dimensional figure with two parallel bases that are congruent polygons

• EXAMPLE – box, prism (like you see in science class)

Intercept

DEFINITION

the point at which a

graph crosses an axis

EXAMPLE

The x-intercept in the graph is (3,0).

The y-intercepty-intercept in the graph is (0,2)(0,2).

Mean

DEFINITION

the average

EXAMPLE

test grades:

{70, 60, 74}

The mean of the test

grades is 68.SYNONYM

average

overdrawn• DEFINITION – when more money is taken out of

a bank account than it contains

• EXAMPLE – On March 27, this account became overdrawn by $62.23.

Date Transaction Amount Balance

      $125.20

3/27/2008Check #1596

(Wal-Mart) $187.43 ($62.23)

geoboard• DEFINITION – a pegboard

used to explore basic geometry concepts

• EXAMPLE – If each peg is one unit apart, then the area of the blue rectangle in the picture is 6 square units.