AccelePrep for the ACT Test 2nd Edition Student Text

C HAPTER 5 | H YPER P REP M ATH • 115

MEASTIMATING

“Meastimating” is a combination of “guesstimating” and measuring. The idea is to approximate measurements based on the information that is ’”‘˜‹†‡† ‹ –Š‡ ϐ‹‰—”‡Ǥ 6.  –Š‡ ϐ‹‰—”‡ „‡Ž‘™ǡ ™Šƒ– ‹• –Š‡ ƒ”‡ƒ ‘ˆ •“—ƒ”‡ ABCD ?

Example:

F. 2 G. 2 2 H. 4 Ǥ 4 2 K. 8

MATCH THE GRAPH TO THE EQUATION

Two or three math problems will probably involve graphs, and the test- writers tend to ask you to match the information given in a graph to an equation. 7. Which of the following is the equation for the line shown in the coordinate ( x , y ) plane below?

Example:

6 4 2 2 4 6 2 4 6

2 46

A. y

STRATEGY ALERT If you plug in the point (0,–2), you will return two true statements. When this happens, pick another point and test it for just those two answer choices.

x 2

B.

4

y x 2 2 C. y x 1 D. y x 2 2 E. y x 2 2