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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 week (to days)
Two or more sides of the triangle are the same length
7 days
Add up all the sides
Sales Tax = (Amount of Purchase Price) x (Sales Tax Rate)

2. Complementary Angles
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 180 degrees
King Henry Died Unexpectedly Drinking Chocolate Milk (Kilo - Hecto - Deka - base Unit - Deci - Centi - Milli)
Two angles whose sum is 90 degrees

3. Area of a Parallelogram
Number of square units needed to cover the shape
A = b x h
Two angles whose sum is 90 degrees
V = ? p r

4. Volume of a Pyramid
All three angles of the triangle are the same measure
V = ? l x w x h
24 hours
An angle whose measure is greater than 0 and less than 90 degrees

5. Percent Proportion Formula
% / 100 = is / of
60 seconds
C=5/9 (F-32)
7 days

6. Sales Tax Formula
The sum of the measures of any triangle is 180 degrees
All three angles of the triangle are the same measure
Sales Tax = (Amount of Purchase Price) x (Sales Tax Rate)
7 days

7. Convert 1 hour (to minutes)
60 seconds
Commission = (Amount of Sales) x (Commission Rate)
60 minutes
V = ? l x w x h

8. Sum of the Angle Measures of a Triangle
An angle whose measure is 90 degrees
A = b x h
King Henry Died Unexpectedly Drinking Chocolate Milk (Kilo - Hecto - Deka - base Unit - Deci - Centi - Milli)
The sum of the measures of any triangle is 180 degrees

9. Convert 1 ton (to pounds)
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.
52 weeks
The average of a set of numbers
2000 pounds

10. Area of a Triangle
King Henry Died Unexpectedly Drinking Chocolate Milk (Kilo - Hecto - Deka - base Unit - Deci - Centi - Milli)
One angle of the triangle is an obtuse angle
A =
(Base Area) x (height of the shape)

11. Convert 1 pound (to ounces)
I = prt Interest = (amount $)(rate as decimal)(time in yrs)
7 days
Discount = (Amount of Original Price) x (Rate of Discount)
16 ounces

12. Celsius to Fahrenheit Formula
4 cups
V = p r
One angle of the triangle is an obtuse angle
F= 9/5

13. Discount
Set of points consisting of 2 rays with a common endpoint
(Base Area) x (height of the shape)
Discount = (Amount of Original Price) x (Rate of Discount)
2 pints

14. Supplementary Angles
An angle whose measure is greater than 90 and less than 180 degrees
60 seconds
5280 feet
Two angles whose sum is 180 degrees

15. Convert 1 foot (to inches)
3 feet
12 inches
V = p r
V = ? p r

16. Perimeter Defined
52 weeks
All three angles of the triangle are the same measure
Add up all the sides
2 pints

17. Scalene Triangle
No sides of the triangle are the same length
Two angles whose sum is 90 degrees
C=5/9 (F-32)
365 days

18. Median
2 cups
Commission = (Amount of Sales) x (Commission Rate)
5280 feet
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.

19. Obtuse Triangle
One angle of the triangle is an obtuse angle
The sum of the measures of any triangle is 180 degrees
A =
The common endpoint the 2 rays share when forming an angle

20. Convert 1 quart (to cups)
Two angles whose sum is 90 degrees
4 cups
C = p d
A =

21. Convert 1 mile (to feet)
All sides of the triangle are the same length
5280 feet
A = p r x r (r square)
C=5/9 (F-32)

22. Perimeter of a Triangle
P = s + s + s
365 days
King Henry Died Unexpectedly Drinking Chocolate Milk (Kilo - Hecto - Deka - base Unit - Deci - Centi - Milli)
V = ? p r

23. Angle
F= 9/5
Set of points consisting of 2 rays with a common endpoint
Discount = (Amount of Original Price) x (Rate of Discount)
The common endpoint the 2 rays share when forming an angle

24. Convert 1 year (to days)
F= 9/5
Discount = (Amount of Original Price) x (Rate of Discount)
2000 pounds
365 days

25. Acute Triangle
A =
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 acute
365 days

26. Vertex
An angle whose measure is 180 degrees
8 fluid ounces
2 cups
The common endpoint the 2 rays share when forming an angle

27. Acute Angle
The common endpoint the 2 rays share when forming an angle
12 inches
An angle whose measure is greater than 0 and less than 90 degrees
One angle of the triangle is an obtuse angle

28. Mode
Discount = (Amount of Original Price) x (Rate of Discount)
The number or numbers that occur most often in a set of data
An angle whose measure is 90 degrees
16 ounces

29. Convert 1 yard (to feet)
3 feet
An angle whose measure is greater than 90 and less than 180 degrees
Change / original = % / 100
Two angles whose sum is 90 degrees

30. Convert 1 day (to hours)
16 cups
24 hours
A = p r x r (r square)
All three angles of the triangle are the same measure

31. Convert 1 pint (to cups)
2 cups
All three angles of the triangle are the same measure
(Base Area) x (height of the shape)
A = s x s (s square)

32. Commission Formula
Commission = (Amount of Sales) x (Commission Rate)
A = b x h
A = b x h
V = ? l x w x h

33. Simple Interest Formula
I = prt Interest = (amount $)(rate as decimal)(time in yrs)
An angle whose measure is greater than 90 and less than 180 degrees
Number of square units needed to cover the shape
52 weeks

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

35. Area of a Rectangle
A = p r x r (r square)
Commission = (Amount of Sales) x (Commission Rate)
C=5/9 (F-32)
A = b x h

36. Convert 1 quart (to pints)
Commission = (Amount of Sales) x (Commission Rate)
2 pints
A = s x s (s square)
Set of points consisting of 2 rays with a common endpoint

37. Area of a Trapezoid
5280 feet
A =
The average of a set of numbers
C = p d

38. Perimeter of a Square
8 fluid ounces
% / 100 = is / of
A =
P = 4s

39. Volume of a Cone
V = ? p r
An angle whose measure is greater than 0 and less than 90 degrees
% / 100 = is / of
3 feet

40. Volume Defined
Discount = (Amount of Original Price) x (Rate of Discount)
(Base Area) x (height of the shape)
An angle whose measure is 90 degrees
F= 9/5

41. Obtuse Angle
F= 9/5
An angle whose measure is greater than 90 and less than 180 degrees
P = s + s + s
16 cups

42. Percent Increase or Decrease Formula
No sides of the triangle are the same length
52 weeks
Change / original = % / 100
V = ? l x w x h

43. Convert 1 year (to weeks)
52 weeks
V = ? l x w x h
2 pints
A = s x s (s square)

44. Convert 1 minute (to seconds)
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.
One angle of the triangle is a right angle
60 seconds
A = s x s (s square)

45. Volume of a Prism
P = s + s + s
V = l x w x h
C = p d
7 days

46. Convert 1 gallon (to quarts)
4 quarts
An angle whose measure is 180 degrees
V = 4/3 p r
King Henry Died Unexpectedly Drinking Chocolate Milk (Kilo - Hecto - Deka - base Unit - Deci - Centi - Milli)

47. Area of a Square
One angle of the triangle is an obtuse angle
P = 4s
A = s x s (s square)
The common endpoint the 2 rays share when forming an angle

48. Straight Angle
The common endpoint the 2 rays share when forming an angle
An angle whose measure is 180 degrees
A =
52 weeks

49. Metric Units Memory Aid
The common endpoint the 2 rays share when forming an angle
An angle whose measure is greater than 0 and less than 90 degrees
King Henry Died Unexpectedly Drinking Chocolate Milk (Kilo - Hecto - Deka - base Unit - Deci - Centi - Milli)
All three angles of the triangle are acute

50. Isosceles Triangle
A =
V = p r
Two or more sides of the triangle are the same length
An angle whose measure is 90 degrees