Algebra 2 - ACT Prep

In the number 0.222 the 2 next to the decimal point represents a value that is how many times as large as that represented by the 2 farthest from the decimal point?

• 0.01

• 0.1

• 1.0

• 10.0

• 100.0

Tags

CCSS.HSA.SSE.A.1

In scientific notation, 0.00326 = ?

• 3.26 x 10^-3

• 3.26 x 10^-2

• 3.26 x 10^-1

• 3.26 x 10²

• 3.26 x 103

Tags

CCSS.6.EE.A.1

When a plane takes 52 minutes to fly 196 miles, about how many miles per hour does it average?

• 102

• 170

• 196

• 226

• 377

Tags

CCSS.HSF-LE.A.1B

The sum of 3 complex numbers is 20 + 5i. If the sum of 2 of the numbers is -15 + 7i, what is the third number?

• 17

• 33

• 34 + 8i

• 35 + 12i

• 35 - 2i

Tags

CCSS.HSN.CN.A.2

• a³b + cd

• -a(ad + bc)

• a(ad-bc)

• a(bc - ad)

• a(ad + bc)

In ΔABC, the sum of the measures of ∠A and ∠B is 47°. What is the measure of ∠C ?

• 47^o

• 86^o

• 94^o

• 133^o

• 143^o

Tags

CCSS.HSG.CO.C.10

The dimensions of the right triangle shown are given in feet. What is sinθ?

• a/b

• a/c

• b/c

• b/a

• c/a

Tags

CCSS.HSF.TF.A.2

Lines p and n lie in the standard (x,y) coordinate plane. An equation for line p is y = 0.12x + 3,000. The slope of line n is 0.1 greater than the slope of line p. What is the slope of line n?

• 0.012

• 0.02

• 0.22

• 1.2

• 300

Tags

CCSS.8.EE.B.5

The sides of a square are 3 cm long. One vertex of the square is at (2,0) on a square coordinate grid marked in centimeter units. Which of the following points could also be a vertex of the square?

• (-4, 0)

• (0, 1)

• (1, -1)

• (4, 1)

• (5, 0)

For ΔFGH which of the following is an expression for y in terms of x?

• x + 4

• √(x² + 4)

• √(x² + 8)

• √(x² - 16)

• √(x² + 16)

Tags

TEKS.MATH.8.2B