Test your basic knowledge |

Praxis 1 Math Formulas

Subjects : praxis, math

Instructions:

Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can study here.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.

1. Metric Units Memory Aid
King Henry Died Unexpectedly Drinking Chocolate Milk (Kilo - Hecto - Deka - base Unit - Deci - Centi - Milli)
12 inches
365 days
Discount = (Amount of Original Price) x (Rate of Discount)

2. Area of a Parallelogram
60 seconds
A = b x h
4 cups
V = ? p r

3. Straight Angle
Commission = (Amount of Sales) x (Commission Rate)
A = p r x r (r square)
Two angles whose sum is 90 degrees
An angle whose measure is 180 degrees

4. Volume of a Sphere
A =
A = p r x r (r square)
8 fluid ounces
V = 4/3 p r

5. Convert 1 gallon (to cups)
An angle whose measure is greater than 90 and less than 180 degrees
The sum of the measures of any triangle is 180 degrees
16 cups
Discount = (Amount of Original Price) x (Rate of Discount)

6. Mean
The average of a set of numbers
Two angles whose sum is 180 degrees
A = s x s (s square)
The sum of the measures of any triangle is 180 degrees

7. Perimeter of a Triangle
A =
C = p d
One angle of the triangle is an obtuse angle
P = s + s + s

8. Isosceles Triangle
Two or more sides of the triangle are the same length
An angle whose measure is 180 degrees
A = b x h
7 days

9. Convert 1 year (to days)
365 days
C = p d
F= 9/5
P = 4s

10. Convert 1 foot (to inches)
12 inches
An angle whose measure is greater than 0 and less than 90 degrees
One angle of the triangle is a right angle
A = s x s (s square)

11. Complementary Angles
An angle whose measure is 90 degrees
16 ounces
Two angles whose sum is 90 degrees
A = p r x r (r square)

12. Convert 1 year (to weeks)
52 weeks
A = p r x r (r square)
V = ? l x w x h
8 fluid ounces

13. Angle
An angle whose measure is greater than 0 and less than 90 degrees
Set of points consisting of 2 rays with a common endpoint
The number or numbers that occur most often in a set of data
An angle whose measure is 90 degrees

14. Sum of the Angle Measures of a Triangle
Sales Tax = (Amount of Purchase Price) x (Sales Tax Rate)
F= 9/5
The average of a set of numbers
The sum of the measures of any triangle is 180 degrees

15. Area of a Square
A = s x s (s square)
16 cups
All three angles of the triangle are the same measure
V = l x w x h

16. Simple Interest Formula
Set of points consisting of 2 rays with a common endpoint
An angle whose measure is 180 degrees
52 weeks
I = prt Interest = (amount $)(rate as decimal)(time in yrs)

17. Right Triangle
One angle of the triangle is a right angle
King Henry Died Unexpectedly Drinking Chocolate Milk (Kilo - Hecto - Deka - base Unit - Deci - Centi - Milli)
An angle whose measure is greater than 90 and less than 180 degrees
Two or more sides of the triangle are the same length

18. Area of a Rectangle
12 inches
A = b x h
Set of points consisting of 2 rays with a common endpoint
Number of square units needed to cover the shape

19. Circumference of a Circle
Change / original = % / 100
The common endpoint the 2 rays share when forming an angle
C = p d
V = 4/3 p r

20. Convert 1 pound (to ounces)
The sum of the measures of any triangle is 180 degrees
16 ounces
C = p d
A = s x s (s square)

21. Volume of a Prism
2000 pounds
C = p d
7 days
V = l x w x h

22. Volume of a Cylinder
An angle whose measure is greater than 90 and less than 180 degrees
The average of a set of numbers
60 minutes
V = p r

23. Mode
All sides of the triangle are the same length
% / 100 = is / of
All three angles of the triangle are the same measure
The number or numbers that occur most often in a set of data

24. Discount
Two angles whose sum is 90 degrees
The number or numbers that occur most often in a set of data
Discount = (Amount of Original Price) x (Rate of Discount)
The common endpoint the 2 rays share when forming an angle

25. Perimeter of a Square
P = 2 l + 2w
An angle whose measure is 90 degrees
P = 4s
V = ? p r

26. Fahrenheit to Celsius Formula
C=5/9 (F-32)
60 seconds
I = prt Interest = (amount $)(rate as decimal)(time in yrs)
Two angles whose sum is 180 degrees

27. Convert 1 hour (to minutes)
The number or numbers that occur most often in a set of data
V = ? l x w x h
60 minutes
V = l x w x h

28. Volume of a Pyramid
C = p d
2 pints
V = ? l x w x h
Add up all the sides

29. Obtuse Triangle
Add up all the sides
8 fluid ounces
V = ? l x w x h
One angle of the triangle is an obtuse angle

30. Supplementary Angles
An angle whose measure is greater than 90 and less than 180 degrees
Two angles whose sum is 180 degrees
All three angles of the triangle are acute
60 minutes

31. Convert 1 mile (to feet)
No sides of the triangle are the same length
5280 feet
C = p d
Two angles whose sum is 90 degrees

32. Convert 1 minute (to seconds)
V = p r
List the data in order from smallest to largest. The median is the middle # (if you have an odd # of data). If you have an even # of data - take the two in the middle and average them.
C=5/9 (F-32)
60 seconds

33. Acute Angle
A = p r x r (r square)
All three angles of the triangle are the same measure
365 days
An angle whose measure is greater than 0 and less than 90 degrees

34. Equilateral Triangle
The sum of the measures of any triangle is 180 degrees
All sides of the triangle are the same length
An angle whose measure is 90 degrees
Commission = (Amount of Sales) x (Commission Rate)

35. Commission Formula
Commission = (Amount of Sales) x (Commission Rate)
A = p r x r (r square)
An angle whose measure is greater than 90 and less than 180 degrees
An angle whose measure is 180 degrees

36. Volume Defined
16 ounces
(Base Area) x (height of the shape)
An angle whose measure is greater than 0 and less than 90 degrees
Sales Tax = (Amount of Purchase Price) x (Sales Tax Rate)

37. Area of a Triangle
365 days
60 seconds
4 cups
A =

38. Perimeter Defined
List the data in order from smallest to largest. The median is the middle # (if you have an odd # of data). If you have an even # of data - take the two in the middle and average them.
A = s x s (s square)
No sides of the triangle are the same length
Add up all the sides

39. Volume of a Cone
The common endpoint the 2 rays share when forming an angle
A =
2 cups
V = ? p r

40. Convert 1 gallon (to quarts)
A =
V = ? p r
4 quarts
King Henry Died Unexpectedly Drinking Chocolate Milk (Kilo - Hecto - Deka - base Unit - Deci - Centi - Milli)

41. Area Defined
Number of square units needed to cover the shape
5280 feet
A = p r x r (r square)
365 days

42. Area of a Trapezoid
C=5/9 (F-32)
A =
60 minutes
12 inches

43. Convert 1 quart (to cups)
A =
4 cups
% / 100 = is / of
One angle of the triangle is a right angle

44. Vertex
4 quarts
An angle whose measure is 180 degrees
The common endpoint the 2 rays share when forming an angle
All three angles of the triangle are acute

45. Celsius to Fahrenheit Formula
King Henry Died Unexpectedly Drinking Chocolate Milk (Kilo - Hecto - Deka - base Unit - Deci - Centi - Milli)
All sides of the triangle are the same length
F= 9/5
% / 100 = is / of

46. Median
List the data in order from smallest to largest. The median is the middle # (if you have an odd # of data). If you have an even # of data - take the two in the middle and average them.
All three angles of the triangle are the same measure
The common endpoint the 2 rays share when forming an angle
Number of square units needed to cover the shape

47. Perimeter of a Rectangle
Two angles whose sum is 90 degrees
P = 2 l + 2w
Change / original = % / 100
3 feet

48. Obtuse Angle
An angle whose measure is greater than 90 and less than 180 degrees
(Base Area) x (height of the shape)
List the data in order from smallest to largest. The median is the middle # (if you have an odd # of data). If you have an even # of data - take the two in the middle and average them.
12 inches

49. Convert 1 yard (to feet)
16 cups
2000 pounds
3 feet
All three angles of the triangle are acute

50. Percent Proportion Formula
% / 100 = is / of
The sum of the measures of any triangle is 180 degrees
16 ounces
V = ? l x w x h