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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. Angle
V = p r
Set of points consisting of 2 rays with a common endpoint
4 quarts
V = 4/3 p r

2. Commission Formula
Commission = (Amount of Sales) x (Commission Rate)
Discount = (Amount of Original Price) x (Rate of Discount)
V = l x w x h
V = p r

3. Metric Units Memory Aid
A = b x h
Change / original = % / 100
King Henry Died Unexpectedly Drinking Chocolate Milk (Kilo - Hecto - Deka - base Unit - Deci - Centi - Milli)
V = ? p r

4. Convert 1 gallon (to quarts)
4 quarts
V = 4/3 p r
Add up all the sides
The sum of the measures of any triangle is 180 degrees

5. Right Triangle
One angle of the triangle is a right angle
12 inches
52 weeks
3 feet

6. Perimeter Defined
All three angles of the triangle are the same measure
Add up all the sides
An angle whose measure is greater than 90 and less than 180 degrees
V = ? p r

7. Mean
The average of a set of numbers
P = s + s + s
Number of square units needed to cover the shape
8 fluid ounces

8. Fahrenheit to Celsius Formula
C=5/9 (F-32)
An angle whose measure is greater than 0 and less than 90 degrees
A = s x s (s square)
Number of square units needed to cover the shape

9. Volume of a Cylinder
All sides of the triangle are the same length
8 fluid ounces
60 seconds
V = p r

10. Obtuse Angle
Two angles whose sum is 180 degrees
% / 100 = is / of
An angle whose measure is greater than 90 and less than 180 degrees
The common endpoint the 2 rays share when forming an angle

11. Convert 1 ton (to pounds)
Set of points consisting of 2 rays with a common endpoint
2000 pounds
5280 feet
A =

12. Volume Defined
Commission = (Amount of Sales) x (Commission Rate)
V = ? p r
(Base Area) x (height of the shape)
An angle whose measure is 90 degrees

13. Area of a Square
A = s x s (s square)
16 cups
The common endpoint the 2 rays share when forming an angle
P = 2 l + 2w

14. Convert 1 hour (to minutes)
60 minutes
16 ounces
V = p r
2 cups

15. Area of a Parallelogram
60 minutes
A = b x h
An angle whose measure is greater than 0 and less than 90 degrees
Sales Tax = (Amount of Purchase Price) x (Sales Tax Rate)

16. Area of a Circle
The number or numbers that occur most often in a set of data
2 cups
A = p r x r (r square)
Number of square units needed to cover the shape

17. Convert 1 quart (to cups)
A =
4 cups
(Base Area) x (height of the shape)
4 quarts

18. Convert 1 gallon (to cups)
16 ounces
16 cups
V = ? l x w x h
The sum of the measures of any triangle is 180 degrees

19. Area Defined
Number of square units needed to cover the shape
All three angles of the triangle are acute
The number or numbers that occur most often in a set of data
2000 pounds

20. Supplementary Angles
Two angles whose sum is 180 degrees
A = s x s (s square)
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 =

21. Volume of a Pyramid
V = l x w x h
V = ? l x w x h
Set of points consisting of 2 rays with a common endpoint
8 fluid ounces

22. Area of a Triangle
16 ounces
A = b x h
Number of square units needed to cover the shape
A =

23. Equiangular Triangle
3 feet
All three angles of the triangle are the same measure
One angle of the triangle is a right angle
24 hours

24. Perimeter of a Triangle
365 days
P = s + s + s
The average of a set of numbers
One angle of the triangle is a right angle

25. Area of a Rectangle
A = b x h
52 weeks
V = 4/3 p r
An angle whose measure is greater than 90 and less than 180 degrees

26. Circumference of a Circle
Change / original = % / 100
A = b x h
Number of square units needed to cover the shape
C = p d

27. Convert 1 minute (to seconds)
V = ? p r
7 days
Number of square units needed to cover the shape
60 seconds

28. Simple Interest Formula
Set of points consisting of 2 rays with a common endpoint
Commission = (Amount of Sales) x (Commission Rate)
I = prt Interest = (amount $)(rate as decimal)(time in yrs)
Two or more sides of the triangle are the same length

29. Convert 1 cup (to fluid ounces)
60 seconds
A =
52 weeks
8 fluid ounces

30. Sales Tax Formula
Change / original = % / 100
P = s + s + s
12 inches
Sales Tax = (Amount of Purchase Price) x (Sales Tax Rate)

31. Percent Proportion Formula
60 minutes
% / 100 = is / of
Two or more sides of the triangle are the same length
A = b x h

32. Median
Set of points consisting of 2 rays with a common endpoint
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.
8 fluid ounces
A = b x h

33. Volume of a Sphere
8 fluid ounces
Commission = (Amount of Sales) x (Commission Rate)
Two or more sides of the triangle are the same length
V = 4/3 p r

34. Vertex
I = prt Interest = (amount $)(rate as decimal)(time in yrs)
2000 pounds
The common endpoint the 2 rays share when forming an angle
A =

35. Equilateral Triangle
The number or numbers that occur most often in a set of data
All sides of the triangle are the same length
Change / original = % / 100
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.

36. Convert 1 yard (to feet)
I = prt Interest = (amount $)(rate as decimal)(time in yrs)
2 cups
3 feet
365 days

37. Scalene Triangle
A = s x s (s square)
A = p r x r (r square)
The average of a set of numbers
No sides of the triangle are the same length

38. Perimeter of a Rectangle
All three angles of the triangle are acute
P = 2 l + 2w
An angle whose measure is 90 degrees
One angle of the triangle is an obtuse angle

39. Obtuse Triangle
One angle of the triangle is an obtuse angle
2 pints
V = 4/3 p r
Add up all the sides

40. Convert 1 pint (to cups)
2 cups
4 quarts
A = b x h
7 days

41. Isosceles Triangle
Set of points consisting of 2 rays with a common endpoint
3 feet
Two or more sides of the triangle are the same length
An angle whose measure is 180 degrees

42. Right Angle
King Henry Died Unexpectedly Drinking Chocolate Milk (Kilo - Hecto - Deka - base Unit - Deci - Centi - Milli)
365 days
An angle whose measure is 90 degrees
V = ? p r

43. Acute Angle
16 ounces
V = p r
V = ? l x w x h
An angle whose measure is greater than 0 and less than 90 degrees

44. Discount
V = l x w x h
Discount = (Amount of Original Price) x (Rate of Discount)
60 minutes
All three angles of the triangle are the same measure

45. Convert 1 year (to weeks)
52 weeks
V = p r
Change / original = % / 100
Set of points consisting of 2 rays with a common endpoint

46. Sum of the Angle Measures of a Triangle
The sum of the measures of any triangle is 180 degrees
The common endpoint the 2 rays share when forming an angle
V = p r
Sales Tax = (Amount of Purchase Price) x (Sales Tax Rate)

47. Convert 1 mile (to feet)
V = l x w x h
% / 100 = is / of
5280 feet
The number or numbers that occur most often in a set of data

48. Convert 1 foot (to inches)
365 days
A = s x s (s square)
12 inches
An angle whose measure is greater than 90 and less than 180 degrees

49. Volume of a Cone
V = ? p r
7 days
4 quarts
12 inches

50. Straight Angle
An angle whose measure is 180 degrees
A = p r x r (r square)
365 days
King Henry Died Unexpectedly Drinking Chocolate Milk (Kilo - Hecto - Deka - base Unit - Deci - Centi - Milli)