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Knihovna

M8 Final Review Part 2

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Poslední aktualizace 2 months ago
21 Dotazy
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Otázka 1
1.

Select all expressions that are equivalent to

Show your work.

Otázka 2
2.

Enter the value for n that makes the following equation true.

Show your work.

Otázka 3
3.

Select all expressions that are equivalent to

Show your work.

Otázka 4
4.

Select all possible values for x in the equation

Show your work.

Otázka 5
5.

The eighth grade class at Stanley Middle School listened to 9,380 hours of music last year. The seventh grade class listened to 1.062 X 104 hours.

How many hours of music was listened to in all?

Write your answer in scientific notation. Show you work.

Otázka 6
6.

The eighth grade class at Stanley Middle School drank approximately 4.6 X 105 milliliters of water on average each hour last year. There are 8.76 X 103 hours in a year. Approximately how many milliliters of water did the students drink in a year?

Show you work.

Otázka 7
7.

Is the given point a solution of the system?

Show your work.

Otázka 8
8.

The graph compares the total amount of money in Account A and Account B over time (in months).

How many months after the initial deposit were the amounts the same in both accounts?

Otázka 9
9.

The graph of the above linear equation is shown on the graph.

  • Use the line tool to graph the other equation on the same coordinate plane.

  • Add a point to plot the solution to the system consisting of the two equations.

  • Then fill in the x and y coordinates below.

( ,)

Otázka 10
10.

Solve each system by substitution. Give your answer as an ordered pair (x, y).

Show your work.

(, )

Otázka 11
11.

How long did Grant work at the cash register last week?


hours

Show your work.

Otázka 12
12.

For each comparison, select the symbol that makes the relationship between the first quantity and the second quantity true.

m∠4m∠3 + m∠5

Show your work.

Otázka 13
13.

Find the value of x.

x = °

Show your work.

Otázka 14
14.

Find the value of x.

x =

Show your work. Round to the nearest tenth if necessary.

Otázka 15
15.

Approximately how far away are the points?

Round to the nearest tenth if necessary.

Show your work.

Otázka 16
16.

What is the volume, in cubic feet, of the tank?

Round your answer to the nearest hundredth.

cubic feet

Show your work.

Otázka 17
17.

Triangle 𝐴𝐵𝐶 is translated 8 units up, and dilated by a scale factor of 1/2, with the origin as the center of the dilation. Determine the coordinates of vertices A'B'C'. Show all work.

A' (, )

B' (, )

C' (, )

Otázka 18
18.

Rectangle 𝐴𝐵𝐶𝐷 is rotated by 90 degrees clockwise about the origin and then translated 3 units left and 2 units down to form 𝐴′𝐵′𝐶′𝐷′

What is the length, in units, of the line segment 𝐴′𝐵′ in the resulting figure?

units

Otázka 19
19.

Triangle XYZ with vertices X(5, 1), Y(-2, 4), Z(0, 8) is rotated 90° counterclockwise around the origin to create Triangle X'Y'Z'.

The coordinates for point X' are (, )

The coordinates for point Y' are (, )

The coordinates for point Z' are (, )

Otázka 20
20.

Triangle XYZ with vertices X(5, 1), Y(-2, 4), Z(0, 8) is reflected around the y-axis to create Triangle X'Y'Z'.

The coordinates for point X' are (, )

The coordinates for point Y' are (, )

The coordinates for point Z' are (, )

Otázka 21
21.

I have completed this assignment. That includes showing work and giving explanations on every question when prompted.

(If the answer is "no" then please go back and do so to receive credit.)