Math 8 Fall Review

Order the following numbers from greatest to least?

-4.9, 2.25, 4/17, -12/5

• -4.9, -12/5, 2.25, 4/17

• -4.9, -12/5, 4/17, 2.25

• 2.25, 4/17, -12/5, -4.9

• -4.9, 2 .25, 4/17, -12/5

Tags

CCSS.6.NS.C.7A

CCSS.6.NS.C.7B

Convert 25,600,000 to scientific notation

• 25.6 x 10⁶

• 2.56 x 10⁷

• 2.56 x 10⁵

• 256 x 10⁵

Convert 7.08 x 10^-4 to standard form.

• 0.000708

• 0.0000708

• 70,800

• 7,080,000

Tags

CCSS.8.EE.A.3

How would you classify π ?

• Integer

• Natural

• Rational

• Irrational

Is -8.5 an integer?

• Yes

• No

Which of the following is a natural number?

• 2.5

• -8

• 0

• x = 2

• x = 5

• x = 8

Tags

CCSS.7.EE.B.4A

Solve.

5m + 9 = -2m + 30

• m = 7

• m = 3

• m = 13

• m = -3

Two of the angles of a triangle are 48° and 12°. What is the measure of the third angle?

• 48

• 30

• 120

• 100

Tags

CCSS.8.G.A.5

If one leg of a right triangle is 14 in, and the hypotenuse is 20 in, what is the measure of the other leg?

• 24.4 in

• 14.3 in

• 6 in

• 12in

Tags

CCSS.8.G.B.7