Math 8 Year end Review 1

Scientific Notation

100

2.35 x 10^-5 in standard notation

What is 0.0000235?

200

410,000,000 in scientific notation

What is 4.1 x 10⁸? 

300

0.0006 in scientific notation

What is 6 x 10^-4?

400

23.6 x 10^-4 in proper scientific notation

What is 2.36 x 10^-3?

500

The product of (2.6 x 10^-8)(9 X 10⁴) in proper scientific notation.

What is 2.34 x 10^-3?

Exponents

100

a² * a³

What is a⁵?

200

(x³y⁴)²

What is x⁶y⁸?

300

3mn⁴ * 2m³n

What is   6m⁴n⁵?

400

(4ab⁴)³

What is 64a³b¹²?

500

(3ab⁷ * 4a⁵b)²

What is 144a¹²b¹⁶?

Geometry

100

The volume of a cylinder, rounded to the nearest hundredth, with a radius of 6 cm and height of 10 cm using 3.14 for pi

What is 1130.4 cm³?

200

The volume of a cone, rounded to the nearest hundredth, with a diameter of 6 cm and height of 10 cm using 3.14 for pi

What is 94.2 cm³?

300

The volume of a sphere, rounded to the nearest hundredth, with a diameter of 12.2 cm using 3.14 for pi

What is 950.29 cm³?

400

Do the side lengths form a right triangle 21 ft, 29 ft, 20 ft? 

What is yes?

500

The distance between (6, -2) and (-1, 3) to the nearest tenth.

What is 8.6?

Solving Equations

100

n - (-32) = -45

What is n = -77?

200

-12 - y = -8

What is y = -4?

300

-3n - 7 = -10

What is n = 1?

400

4(2n - 6) = -12

What is n = 1.5?

500

5n - 11 = 3n - 19

What is n = -4?

Linear Equations

100

The slope of a horizontal line.

What is zero?

200

The slope of the line containing the points (2, -4) and (-4, 8)

What is -2?

300

The equation of the line with slope of -4 and a           y-intercept of -3.

What is y = -4x - 3?

400

The equation of the line with a slope 1/2 and passes through the point (6, 2)

What is y = x/2 - 1?

500

The equation of the line passing through the points (-2, -8) and (2, 4)

What is y = 3x - 2?