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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. Volume of a Prism
Commission = (Amount of Sales) x (Commission Rate)
P = 2 l + 2w
V = 4/3 p r
V = l x w x h

2. Convert 1 foot (to inches)
60 seconds
V = l x w x h
12 inches
Set of points consisting of 2 rays with a common endpoint

3. Perimeter Defined
V = 4/3 p r
A =
60 minutes
Add up all the sides

4. Convert 1 hour (to minutes)
Two angles whose sum is 180 degrees
Add up all the sides
2 pints
60 minutes

5. Supplementary Angles
Two angles whose sum is 180 degrees
I = prt Interest = (amount $)(rate as decimal)(time in yrs)
60 minutes
Two angles whose sum is 90 degrees

6. Sum of the Angle Measures of a Triangle
The sum of the measures of any triangle is 180 degrees
2 pints
A = b x h
52 weeks

7. Convert 1 yard (to feet)
3 feet
An angle whose measure is greater than 90 and less than 180 degrees
An angle whose measure is 180 degrees
King Henry Died Unexpectedly Drinking Chocolate Milk (Kilo - Hecto - Deka - base Unit - Deci - Centi - Milli)

8. Perimeter of a Triangle
Number of square units needed to cover the shape
P = s + s + s
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.

9. Angle
24 hours
(Base Area) x (height of the shape)
Set of points consisting of 2 rays with a common endpoint
Two or more sides of the triangle are the same length

10. Celsius to Fahrenheit Formula
F= 9/5
60 minutes
An angle whose measure is 180 degrees
Add up all the sides

11. Area of a Circle
365 days
A = s x s (s square)
A = p r x r (r square)
V = p r

12. Convert 1 cup (to fluid ounces)
24 hours
Change / original = % / 100
8 fluid ounces
The average of a set of numbers

13. Area of a Rectangle
A = b x h
The number or numbers that occur most often in a set of data
Sales Tax = (Amount of Purchase Price) x (Sales Tax Rate)
V = ? l x w x h

14. Equilateral Triangle
Two angles whose sum is 180 degrees
All sides of the triangle are the same length
All three angles of the triangle are acute
16 cups

15. Sales Tax Formula
V = l x w x h
Sales Tax = (Amount of Purchase Price) x (Sales Tax Rate)
An angle whose measure is 180 degrees
An angle whose measure is greater than 90 and less than 180 degrees

16. Convert 1 minute (to seconds)
60 seconds
All sides of the triangle are the same length
P = s + s + s
F= 9/5

17. Perimeter of a Square
The number or numbers that occur most often in a set of data
P = 4s
One angle of the triangle is an obtuse angle
All three angles of the triangle are acute

18. Percent Increase or Decrease Formula
Change / original = % / 100
8 fluid ounces
Two angles whose sum is 180 degrees
Two angles whose sum is 90 degrees

19. Area of a Square
V = p r
A = s x s (s square)
All three angles of the triangle are acute
A = b x h

20. Perimeter of a Rectangle
Two or more sides of the triangle are the same length
P = 2 l + 2w
16 cups
King Henry Died Unexpectedly Drinking Chocolate Milk (Kilo - Hecto - Deka - base Unit - Deci - Centi - Milli)

21. Convert 1 pound (to ounces)
King Henry Died Unexpectedly Drinking Chocolate Milk (Kilo - Hecto - Deka - base Unit - Deci - Centi - Milli)
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.
16 ounces
4 quarts

22. Convert 1 mile (to feet)
V = p r
3 feet
5280 feet
V = 4/3 p r

23. Convert 1 week (to days)
Commission = (Amount of Sales) x (Commission Rate)
7 days
Set of points consisting of 2 rays with a common endpoint
2 pints

24. Simple Interest Formula
Two angles whose sum is 180 degrees
I = prt Interest = (amount $)(rate as decimal)(time in yrs)
A = p r x r (r square)
All sides of the triangle are the same length

25. Vertex
The common endpoint the 2 rays share when forming an angle
P = 2 l + 2w
8 fluid ounces
The number or numbers that occur most often in a set of data

26. Mean
The average of a set of numbers
A = p r x r (r square)
24 hours
An angle whose measure is greater than 90 and less than 180 degrees

27. Percent Proportion Formula
% / 100 = is / of
A =
P = 2 l + 2w
2000 pounds

28. Metric Units Memory Aid
Two angles whose sum is 180 degrees
I = prt Interest = (amount $)(rate as decimal)(time in yrs)
King Henry Died Unexpectedly Drinking Chocolate Milk (Kilo - Hecto - Deka - base Unit - Deci - Centi - Milli)
16 cups

29. Discount
Discount = (Amount of Original Price) x (Rate of Discount)
A =
The average of a set of numbers
All sides of the triangle are the same length

30. Area of a Triangle
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.
Two angles whose sum is 180 degrees
4 quarts
A =

31. Convert 1 gallon (to quarts)
60 minutes
60 seconds
Change / original = % / 100
4 quarts

32. Scalene Triangle
No sides of the triangle are the same length
52 weeks
60 minutes
All sides of the triangle are the same length

33. Obtuse Angle
All three angles of the triangle are the same measure
C=5/9 (F-32)
An angle whose measure is greater than 90 and less than 180 degrees
P = 4s

34. Convert 1 year (to weeks)
Add up all the sides
2 cups
I = prt Interest = (amount $)(rate as decimal)(time in yrs)
52 weeks

35. Straight Angle
The average of a set of numbers
60 minutes
An angle whose measure is 180 degrees
An angle whose measure is greater than 90 and less than 180 degrees

36. Mode
The number or numbers that occur most often in a set of data
24 hours
5280 feet
Commission = (Amount of Sales) x (Commission Rate)

37. Isosceles Triangle
The sum of the measures of any triangle is 180 degrees
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.
Two or more sides of the triangle are the same length
A =

38. Convert 1 ton (to pounds)
4 cups
12 inches
2000 pounds
An angle whose measure is 90 degrees

39. Volume of a Cone
16 ounces
Set of points consisting of 2 rays with a common endpoint
I = prt Interest = (amount $)(rate as decimal)(time in yrs)
V = ? p r

40. Acute Angle
The common endpoint the 2 rays share when forming an angle
The sum of the measures of any triangle is 180 degrees
An angle whose measure is greater than 0 and less than 90 degrees
All sides of the triangle are the same length

41. Convert 1 quart (to pints)
Two or more sides of the triangle are the same length
2 pints
P = s + s + s
8 fluid ounces

42. Fahrenheit to Celsius Formula
7 days
52 weeks
C=5/9 (F-32)
The average of a set of numbers

43. Convert 1 day (to hours)
Sales Tax = (Amount of Purchase Price) x (Sales Tax Rate)
24 hours
8 fluid ounces
The average of a set of numbers

44. Acute Triangle
2 cups
4 quarts
All three angles of the triangle are acute
A = p r x r (r square)

45. Circumference of a Circle
No sides of the triangle are the same length
C = p d
3 feet
The sum of the measures of any triangle is 180 degrees

46. Complementary Angles
Change / original = % / 100
All three angles of the triangle are acute
V = ? l x w x h
Two angles whose sum is 90 degrees

47. Right Angle
A =
Change / original = % / 100
An angle whose measure is 90 degrees
One angle of the triangle is a right angle

48. Volume of a Cylinder
Change / original = % / 100
7 days
60 minutes
V = p r

49. Area of a Parallelogram
V = l x w x h
A = b x h
60 seconds
% / 100 = is / of

50. Convert 1 pint (to cups)
C = p d
An angle whose measure is 180 degrees
2 cups
2000 pounds