| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 4.03 |
| Score | 0% | 81% |
The dimensions of this cube are height (h) = 2, length (l) = 9, and width (w) = 4. What is the volume?
| 96 | |
| 108 | |
| 64 | |
| 72 |
The volume of a cube is height x length x width:
v = h x l x w
v = 2 x 9 x 4
v = 72
To multiply binomials, use the FOIL method. Which of the following is not a part of the FOIL method?
Inside |
|
Odd |
|
Last |
|
First |
To multiply binomials, use the FOIL method. FOIL stands for First, Outside, Inside, Last and refers to the position of each term in the parentheses.
If a = c = 7, b = d = 1, what is the area of this rectangle?
| 2 | |
| 49 | |
| 24 | |
| 7 |
The area of a rectangle is equal to its length x width:
a = l x w
a = a x b
a = 7 x 1
a = 7
What is 5a8 - 7a8?
| -2a8 | |
| 12a16 | |
| 35a16 | |
| 12 |
To combine like terms, add or subtract the coefficients (the numbers that come before the variables) of terms that have the same variable raised to the same exponent.
5a8 - 7a8 = -2a8
If side x = 11cm, side y = 15cm, and side z = 8cm what is the perimeter of this triangle?
| 27cm | |
| 34cm | |
| 28cm | |
| 31cm |
The perimeter of a triangle is the sum of the lengths of its sides:
p = x + y + z
p = 11cm + 15cm + 8cm = 34cm