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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. Convert 1 year (to weeks)
5280 feet
Add up all the sides
No sides of the triangle are the same length
52 weeks

2. Convert 1 day (to hours)
The average of a set of numbers
All three angles of the triangle are acute
V = ? p r
24 hours

3. Mean
All three angles of the triangle are acute
5280 feet
The average of a set of numbers
52 weeks

4. Acute Angle
All three angles of the triangle are the same measure
An angle whose measure is greater than 0 and less than 90 degrees
P = 2 l + 2w
An angle whose measure is greater than 90 and less than 180 degrees

5. Angle
A = b x h
Set of points consisting of 2 rays with a common endpoint
One angle of the triangle is an obtuse angle
Change / original = % / 100

6. Convert 1 quart (to pints)
All sides of the triangle are the same length
V = p r
2 pints
Two angles whose sum is 90 degrees

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

8. Circumference of a Circle
% / 100 = is / of
A =
4 quarts
C = p d

9. Convert 1 ton (to pounds)
2000 pounds
2 cups
Set of points consisting of 2 rays with a common endpoint
All three angles of the triangle are the same measure

10. Perimeter of a Rectangle
P = 2 l + 2w
24 hours
King Henry Died Unexpectedly Drinking Chocolate Milk (Kilo - Hecto - Deka - base Unit - Deci - Centi - Milli)
P = 4s

11. Convert 1 minute (to seconds)
V = ? l x w x h
60 seconds
A = b x h
P = 4s

12. Fahrenheit to Celsius Formula
365 days
3 feet
C=5/9 (F-32)
V = 4/3 p r

13. Mode
V = ? l x w x h
The number or numbers that occur most often in a set of data
12 inches
V = 4/3 p r

14. Metric Units Memory Aid
No sides of the triangle are the same length
King Henry Died Unexpectedly Drinking Chocolate Milk (Kilo - Hecto - Deka - base Unit - Deci - Centi - Milli)
One angle of the triangle is a right angle
Two angles whose sum is 90 degrees

15. Simple Interest Formula
V = l x w x h
The number or numbers that occur most often in a set of data
Commission = (Amount of Sales) x (Commission Rate)
I = prt Interest = (amount $)(rate as decimal)(time in yrs)

16. Obtuse Angle
P = 2 l + 2w
12 inches
An angle whose measure is greater than 90 and less than 180 degrees
A =

17. Perimeter of a Triangle
I = prt Interest = (amount $)(rate as decimal)(time in yrs)
Discount = (Amount of Original Price) x (Rate of Discount)
2 cups
P = s + s + s

18. Convert 1 cup (to fluid ounces)
8 fluid ounces
An angle whose measure is 90 degrees
365 days
The average of a set of numbers

19. Area of a Parallelogram
One angle of the triangle is an obtuse angle
2000 pounds
A = b x h
Set of points consisting of 2 rays with a common endpoint

20. Volume of a Pyramid
Sales Tax = (Amount of Purchase Price) x (Sales Tax Rate)
% / 100 = is / of
V = ? l x w x h
16 ounces

21. Percent Proportion Formula
Commission = (Amount of Sales) x (Commission Rate)
Discount = (Amount of Original Price) x (Rate of Discount)
% / 100 = is / of
7 days

22. Supplementary Angles
The common endpoint the 2 rays share when forming an angle
A =
The average of a set of numbers
Two angles whose sum is 180 degrees

23. Area of a Trapezoid
A =
Add up all the sides
Two or more sides of the triangle are the same length
Sales Tax = (Amount of Purchase Price) x (Sales Tax Rate)

24. Volume of a Cone
Number of square units needed to cover the shape
V = ? p r
All three angles of the triangle are the same measure
4 quarts

25. Convert 1 week (to days)
The number or numbers that occur most often in a set of data
F= 9/5
12 inches
7 days

26. Equilateral Triangle
The average of a set of numbers
All sides of the triangle are the same length
Number of square units needed to cover the shape
V = ? l x w x h

27. Right Triangle
One angle of the triangle is a right angle
P = s + s + s
A =
Add up all the sides

28. Convert 1 foot (to inches)
4 quarts
12 inches
Number of square units needed to cover the shape
An angle whose measure is 90 degrees

29. Area of a Triangle
Change / original = % / 100
A =
The common endpoint the 2 rays share when forming an angle
% / 100 = is / of

30. Volume of a Sphere
King Henry Died Unexpectedly Drinking Chocolate Milk (Kilo - Hecto - Deka - base Unit - Deci - Centi - Milli)
52 weeks
V = 4/3 p r
365 days

31. Sum of the Angle Measures of a Triangle
V = ? l x w x h
The sum of the measures of any triangle is 180 degrees
16 cups
Discount = (Amount of Original Price) x (Rate of Discount)

32. Equiangular Triangle
All three angles of the triangle are the same measure
4 quarts
365 days
F= 9/5

33. Convert 1 quart (to cups)
4 cups
52 weeks
16 cups
V = 4/3 p r

34. Area Defined
Number of square units needed to cover the shape
2 cups
Discount = (Amount of Original Price) x (Rate of Discount)
The average of a set of numbers

35. Isosceles Triangle
A = p r x r (r square)
V = ? p r
4 quarts
Two or more sides of the triangle are the same length

36. Convert 1 gallon (to cups)
Change / original = % / 100
A = s x s (s square)
16 cups
7 days

37. Obtuse Triangle
4 cups
An angle whose measure is greater than 0 and less than 90 degrees
One angle of the triangle is an obtuse angle
P = 4s

38. Convert 1 yard (to feet)
P = 4s
3 feet
The number or numbers that occur most often in a set of data
16 ounces

39. Area of a Rectangle
P = 2 l + 2w
A = b x h
An angle whose measure is 180 degrees
4 cups

40. 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.
An angle whose measure is greater than 90 and less than 180 degrees
A = p r x r (r square)
2000 pounds

41. Convert 1 gallon (to quarts)
4 quarts
One angle of the triangle is a right angle
A =
I = prt Interest = (amount $)(rate as decimal)(time in yrs)

42. Straight Angle
Commission = (Amount of Sales) x (Commission Rate)
An angle whose measure is greater than 90 and less than 180 degrees
V = ? l x w x h
An angle whose measure is 180 degrees

43. Perimeter Defined
P = 2 l + 2w
A = p r x r (r square)
All three angles of the triangle are acute
Add up all the sides

44. Percent Increase or Decrease Formula
60 seconds
Change / original = % / 100
A = s x s (s square)
I = prt Interest = (amount $)(rate as decimal)(time in yrs)

45. Complementary Angles
3 feet
Sales Tax = (Amount of Purchase Price) x (Sales Tax Rate)
Two angles whose sum is 90 degrees
(Base Area) x (height of the shape)

46. Vertex
The common endpoint the 2 rays share when forming an angle
5280 feet
No sides of the triangle are the same length
Commission = (Amount of Sales) x (Commission Rate)

47. Convert 1 mile (to feet)
5280 feet
24 hours
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.
4 quarts

48. Right Angle
Two angles whose sum is 90 degrees
60 minutes
An angle whose measure is 90 degrees
Change / original = % / 100

49. Sales Tax Formula
V = ? l x w x h
Discount = (Amount of Original Price) x (Rate of Discount)
A =
Sales Tax = (Amount of Purchase Price) x (Sales Tax Rate)

50. Convert 1 year (to days)
4 cups
365 days
P = 2 l + 2w
8 fluid ounces