Free Printable Formulas and other math facts

1.

What is the formula for the area of a trapezoid?

a)

$\frac{\left(b_{1\ }+b_2\right)h}{2}$

b)

$\frac{bh}{2}$

c)

$bh$

d)

$2bh$

2.

What is the formula for the area of a triangle?

a)

$\frac{bh}{2}$

b)

$l\times w\times h$

c)

$2bh$

d)

$bh$

3.

What is the formula for the area of a circle?

a)

$\pi r^2$

b)

$2\pi r$

c)

$\pi d$

d)

$2\pi d$

4.

When changing a percent (%) to a decimal you _____

a)

multiply by 100

b)

divide by 100

c)

move the decimal 3 places to the left

d)

move the decimal 2 places to the right

5.

What is the equivalent between feet and yards?

a)

1 ft. = 3 yd.

b)

1 yd. = 6 ft.

c)

1 yd. = 3 ft.

d)

36 ft. = 1 yd.

6.

What is the formula for the circumference of a circle?

a)

$C=2\pi d$

b)

$C=\pi r^2$

c)

$C\ =\pi d$

d)

$C=\pi r$

7.

How many central degrees are in a circle?

a)

$360\degree$

b)

$180\degree$

c)

$90\degree$

d)

$270\degree$

8.

What is the formula for the volume of a prism?

a)

$V=2B\times h$

b)

$V=l\times w\times h$

c)

$V=bh$

d)

$V=\frac{2bh}{2}$

9.

What is the formula for the area of a parallelogram?

a)

$A\ =bh$

b)

$A=\frac{bh}{2}$

c)

$A=2bh$

d)

$A=bh^2$

10.

For scientific notation the value of the integer must be _______

a)

$1\le x<10$

b)

$1<x<10$

c)

$1<x\le50$

d)

$1<x\le10$

11.

What is not true about vertical angles?

a)

equal in measure

b)

across from each other

c)

form a line

d)

found at intersecting lines

12.

What is true about parallel lines?

a)

they always intersect

b)

they have the same slope

c)

the have opposite slopes

d)

they cross at (0,0)

13.

What is true about perpendicular lines?

a)

They intersect and form right angles.

b)

Their slopes are negative inverses of each other.

c)

They intersect at one point.

d)

All statements are true.

14.

What is the slope - intercept formula?

a)

y = kx

b)

Ay + Bx = C

c)

y = mx + b

d)

y = x² + 1

15.

How would you write the following expression?

What percent of 75 is 15?

a)

Wp x 75 = 15

b)

Wp X 15 = 75

c)

Wp + 75 = 15

d)

$Wp\ =\ \frac{75\left(15\right)}{100}$

16.

List the order of operations

(a)

17.

- 4 -26

a)

20

b)

-22

c)

30

d)

-30

18.

The sum of the interior angles in a triangle are equal to

a)

270

b)

180

c)

360

d)

90

19.

The set of numbers found in the whole number family:

a)

{... -3, -2, -1, 0, 1, 2, 3, ...}

b)

{1, 2, 3, 4, ...}

c)

{0, 1, 2, 3, ...}

d)

{... 2, 4, 6, 8, 10, ...}

20.

An example of an irrational number

a)

$\sqrt{36}$

b)

4.567

c)

$\frac{1}{8}$

d)

$\sqrt{3}$

21.

$-20\ -\ \left(-5\right)\cdot\left(-2^2\right)^{ }$ Evaluate the expression (*hint: order of operations and be careful with the negative number with an exponent)

a)

0

b)

-60

c)

-40

d)

-30

22.

$-\frac{7}{8},\ \frac{7}{4},\ -1\frac{4}{5},\ -\frac{13}{16}$

List the numbers from least to greatest.

a)

$-\frac{7}{8},\ \ -\frac{13}{16},-1\frac{4}{5},\ \frac{7}{4}$

b)

$-1\frac{4}{5},-\frac{7}{8},\ \ -\frac{13}{16},\ \frac{7}{4}$

c)

$-\frac{13}{16},-\frac{7}{8},-1\frac{4}{5},\ \ \ \frac{7}{4}$

d)

$-1\frac{4}{5},-\frac{7}{8},\ \ -\frac{13}{16},\ \frac{7}{4}$

23.

When you have 2 points on a line you can use the slope formula to find the slope. The slope formula is:

a)

$\frac{y_2-y_1}{x_2-x_1}$

b)

$y-x$

c)

$y=mx\ +\ b$

d)

$\frac{\left(x_2\ -\ x_1\right)}{\left(y\ _2-\ y_1\right)}$

24.

Absolute value of the number is

a)

all these answers

b)

the distance that number is from the origin

c)

is always positive

d)

uses the symbol $\left|x\right|$

Formulas and other math facts

Total questions: 24

Worksheet time: 13mins

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