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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. Area of a Triangle
A =
C = p d
One angle of the triangle is an obtuse angle
The sum of the measures of any triangle is 180 degrees

2. Fahrenheit to Celsius Formula
A =
2 pints
Number of square units needed to cover the shape
C=5/9 (F-32)

3. Right Angle
16 cups
All three angles of the triangle are the same measure
V = ? p r
An angle whose measure is 90 degrees

4. Convert 1 week (to days)
C=5/9 (F-32)
7 days
% / 100 = is / of
4 quarts

5. Area Defined
All three angles of the triangle are acute
60 minutes
Number of square units needed to cover the shape
5280 feet

6. Complementary Angles
Two angles whose sum is 90 degrees
8 fluid ounces
An angle whose measure is greater than 90 and less than 180 degrees
16 ounces

7. Area of a Circle
A = p r x r (r square)
5280 feet
2000 pounds
Two angles whose sum is 90 degrees

8. Percent Increase or Decrease Formula
All three angles of the triangle are the same measure
5280 feet
Change / original = % / 100
A =

9. Circumference of a Circle
% / 100 = is / of
C = p d
Two or more sides of the triangle are the same length
An angle whose measure is greater than 90 and less than 180 degrees

10. Perimeter of a Rectangle
P = 2 l + 2w
An angle whose measure is greater than 0 and less than 90 degrees
Sales Tax = (Amount of Purchase Price) x (Sales Tax Rate)
2 cups

11. Convert 1 year (to days)
2 pints
% / 100 = is / of
365 days
V = 4/3 p r

12. Percent Proportion Formula
5280 feet
(Base Area) x (height of the shape)
7 days
% / 100 = is / of

13. Metric Units Memory Aid
(Base Area) x (height of the shape)
16 cups
King Henry Died Unexpectedly Drinking Chocolate Milk (Kilo - Hecto - Deka - base Unit - Deci - Centi - Milli)
A = s x s (s square)

14. Obtuse Angle
2 pints
% / 100 = is / of
2000 pounds
An angle whose measure is greater than 90 and less than 180 degrees

15. Perimeter 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.
8 fluid ounces
P = s + s + s
A =

16. Straight Angle
5280 feet
Set of points consisting of 2 rays with a common endpoint
8 fluid ounces
An angle whose measure is 180 degrees

17. Discount
Two angles whose sum is 180 degrees
Discount = (Amount of Original Price) x (Rate of Discount)
2 pints
P = 2 l + 2w

18. Convert 1 minute (to seconds)
All three angles of the triangle are acute
2 cups
Sales Tax = (Amount of Purchase Price) x (Sales Tax Rate)
60 seconds

19. Acute Triangle
An angle whose measure is greater than 0 and less than 90 degrees
All three angles of the triangle are acute
2 pints
Two angles whose sum is 90 degrees

20. Area of a Trapezoid
A = b x h
A =
3 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.

21. Volume of a Prism
V = l x w x h
16 ounces
V = p r
Two or more sides of the triangle are the same length

22. Convert 1 ton (to pounds)
Commission = (Amount of Sales) x (Commission Rate)
2000 pounds
Two angles whose sum is 90 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.

23. Perimeter Defined
The average of a set of numbers
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.
Add up all the sides
2 pints

24. Area of a Parallelogram
A = b x h
24 hours
Change / original = % / 100
P = 4s

25. Volume of a Pyramid
3 feet
The number or numbers that occur most often in a set of data
V = ? l x w x h
P = 4s

26. Volume Defined
The common endpoint the 2 rays share when forming an angle
Commission = (Amount of Sales) x (Commission Rate)
(Base Area) x (height of the shape)
A = p r x r (r square)

27. Commission Formula
Add up all the sides
Commission = (Amount of Sales) x (Commission Rate)
The average of a set of numbers
The number or numbers that occur most often in a set of data

28. Convert 1 year (to weeks)
The sum of the measures of any triangle is 180 degrees
52 weeks
An angle whose measure is 90 degrees
An angle whose measure is greater than 0 and less than 90 degrees

29. Median
Set of points consisting of 2 rays with a common endpoint
A = b x h
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

30. Celsius to Fahrenheit Formula
A =
One angle of the triangle is an obtuse angle
F= 9/5
24 hours

31. Convert 1 mile (to feet)
I = prt Interest = (amount $)(rate as decimal)(time in yrs)
5280 feet
No sides of the triangle are the same length
An angle whose measure is 180 degrees

32. Convert 1 hour (to minutes)
60 minutes
An angle whose measure is 90 degrees
An angle whose measure is 180 degrees
A = s x s (s square)

33. Convert 1 quart (to cups)
4 cups
V = l x w x h
Sales Tax = (Amount of Purchase Price) x (Sales Tax Rate)
King Henry Died Unexpectedly Drinking Chocolate Milk (Kilo - Hecto - Deka - base Unit - Deci - Centi - Milli)

34. Area of a Square
A = s x s (s square)
4 quarts
C=5/9 (F-32)
8 fluid ounces

35. Convert 1 cup (to fluid ounces)
365 days
60 seconds
8 fluid ounces
5280 feet

36. Convert 1 gallon (to cups)
365 days
Number of square units needed to cover the shape
16 cups
V = ? l x w x h

37. Scalene Triangle
2000 pounds
A = b x h
No sides of the triangle are the same length
Two or more sides of the triangle are the same length

38. Obtuse Triangle
An angle whose measure is 180 degrees
One angle of the triangle is an obtuse angle
Two angles whose sum is 90 degrees
(Base Area) x (height of the shape)

39. Equiangular Triangle
P = s + s + s
All three angles of the triangle are the same measure
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.
Set of points consisting of 2 rays with a common endpoint

40. Sum of the Angle Measures of a Triangle
24 hours
12 inches
All sides of the triangle are the same length
The sum of the measures of any triangle is 180 degrees

41. Convert 1 quart (to pints)
Sales Tax = (Amount of Purchase Price) x (Sales Tax Rate)
F= 9/5
2 pints
V = l x w x h

42. Volume of a Cylinder
P = 2 l + 2w
24 hours
V = p r
I = prt Interest = (amount $)(rate as decimal)(time in yrs)

43. Volume of a Cone
V = ? p r
An angle whose measure is 90 degrees
7 days
An angle whose measure is greater than 90 and less than 180 degrees

44. Volume of a Sphere
The average of a set of numbers
Discount = (Amount of Original Price) x (Rate of Discount)
V = 4/3 p r
12 inches

45. Vertex
The common endpoint the 2 rays share when forming an angle
P = s + s + s
24 hours
4 cups

46. Area of a Rectangle
One angle of the triangle is an obtuse angle
A = b x h
An angle whose measure is greater than 0 and less than 90 degrees
The common endpoint the 2 rays share when forming an angle

47. Angle
An angle whose measure is greater than 0 and less than 90 degrees
A = p r x r (r square)
12 inches
Set of points consisting of 2 rays with a common endpoint

48. Equilateral Triangle
A = s x s (s square)
All sides of the triangle are the same length
No sides of the triangle are the same length
V = l x w x h

49. Mode
F= 9/5
The number or numbers that occur most often in a set of data
One angle of the triangle is an obtuse angle
4 quarts

50. Supplementary Angles
2 cups
One angle of the triangle is a right angle
P = 2 l + 2w
Two angles whose sum is 180 degrees