**PART II**

31 Alexis calculates the surface area of a gift box as 600
square inches. The actual surface area of the

gift box is 592 square inches. Find the relative error of
Alexis’ calculation expressed as a decimal to

the nearest thousandth.

32 Perform the indicated operation: -6(a - 7) State the name of the property used.

33 A communications company is building a 30-foot antenna to
carry cell phone transmissions. As

shown in the diagram below, a 50-foot wire from the top of the
antenna to the ground is used to

stabilize the antenna.

Find, to the nearest degree, the measure of the angle that the wire makes with the ground.

PART III

34 Given: A = {18, 6, -3, -12}

Determine all elements of set A that are in the solution of the
inequality 2/3x+3<2x-7.

35 Graph and label the following equations on the set of axes below.

y = | x |

y = |½ x|

Explain how decreasing the coefficient of x affects the graph of
the equation y= x

36 Megan and Bryce opened a new store called the Donut Pit.
Their goal is to reach a profit of $20,000

in their 18th month of business. The table and scatter plot
below represent the profit, P, in thousands

of dollars, that they made during the first 12 months.

Draw a reasonable line of best fit.

Using the line of best fit, predict whether Megan and Bryce will
reach their goal in the 18th month

of their business.

Justify your answer.

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