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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. Equilateral Triangle
(Base Area) x (height of the shape)
16 cups
V = l x w x h
All sides of the triangle are the same length

2. Perimeter Defined
A = s x s (s square)
Add up all the sides
2 cups
60 minutes

3. Mean
The average of a set of numbers
365 days
V = ? p r
F= 9/5

4. Right Triangle
24 hours
One angle of the triangle is a right angle
Set of points consisting of 2 rays with a common endpoint
King Henry Died Unexpectedly Drinking Chocolate Milk (Kilo - Hecto - Deka - base Unit - Deci - Centi - Milli)

5. Discount
Discount = (Amount of Original Price) x (Rate of Discount)
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.
One angle of the triangle is a right angle

6. Convert 1 pint (to cups)
The number or numbers that occur most often in a set of data
2 cups
16 ounces
Two angles whose sum is 90 degrees

7. Sum of the Angle Measures of a Triangle
The sum of the measures of any triangle is 180 degrees
Set of points consisting of 2 rays with a common endpoint
All sides of the triangle are the same length
Add up all the sides

8. Straight Angle
An angle whose measure is 180 degrees
4 cups
The sum of the measures of any triangle is 180 degrees
Set of points consisting of 2 rays with a common endpoint

9. Area of a Circle
One angle of the triangle is a right angle
Two angles whose sum is 180 degrees
A =
A = p r x r (r square)

10. Convert 1 pound (to ounces)
16 ounces
60 minutes
24 hours
The common endpoint the 2 rays share when forming an angle

11. Supplementary Angles
Two angles whose sum is 180 degrees
12 inches
% / 100 = is / of
A = b x h

12. Volume of a Prism
Discount = (Amount of Original Price) x (Rate of Discount)
V = l x w x h
The number or numbers that occur most often in a set of data
The average of a set of numbers

13. Area of a Triangle
V = ? p r
The common endpoint the 2 rays share when forming an angle
A =
60 seconds

14. Complementary Angles
Number of square units needed to cover the shape
All three angles of the triangle are acute
Commission = (Amount of Sales) x (Commission Rate)
Two angles whose sum is 90 degrees

15. Convert 1 year (to weeks)
Add up all the sides
3 feet
4 quarts
52 weeks

16. Angle
Two angles whose sum is 90 degrees
P = s + s + s
Set of points consisting of 2 rays with a common endpoint
Commission = (Amount of Sales) x (Commission Rate)

17. Convert 1 minute (to seconds)
A = p r x r (r square)
60 seconds
The common endpoint the 2 rays share when forming an angle
An angle whose measure is 90 degrees

18. Celsius to Fahrenheit Formula
F= 9/5
King Henry Died Unexpectedly Drinking Chocolate Milk (Kilo - Hecto - Deka - base Unit - Deci - Centi - Milli)
All sides of the triangle are the same length
P = 2 l + 2w

19. Volume of a Sphere
The common endpoint the 2 rays share when forming an angle
A = p r x r (r square)
V = 4/3 p r
One angle of the triangle is a right angle

20. Volume Defined
(Base Area) x (height of the shape)
Discount = (Amount of Original Price) x (Rate of Discount)
4 cups
4 quarts

21. Convert 1 quart (to cups)
4 cups
An angle whose measure is 90 degrees
Commission = (Amount of Sales) x (Commission Rate)
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.

22. Circumference of a Circle
P = 4s
C = p d
365 days
7 days

23. Simple Interest Formula
16 ounces
A = s x s (s square)
I = prt Interest = (amount $)(rate as decimal)(time in yrs)
One angle of the triangle is a right angle

24. Convert 1 ton (to pounds)
24 hours
All three angles of the triangle are acute
2000 pounds
7 days

25. Vertex
The average of a set of numbers
Two angles whose sum is 180 degrees
A = s x s (s square)
The common endpoint the 2 rays share when forming an angle

26. Perimeter of a Rectangle
7 days
The common endpoint the 2 rays share when forming an angle
(Base Area) x (height of the shape)
P = 2 l + 2w

27. Area of a Parallelogram
Add up all the sides
A = b x h
An angle whose measure is greater than 0 and less than 90 degrees
The average of a set of numbers

28. Convert 1 gallon (to cups)
24 hours
V = 4/3 p r
An angle whose measure is greater than 0 and less than 90 degrees
16 cups

29. Right Angle
16 ounces
V = p r
An angle whose measure is 90 degrees
C=5/9 (F-32)

30. Area of a Trapezoid
A =
A = b x h
The number or numbers that occur most often in a set of data
V = 4/3 p r

31. Volume of a Pyramid
The sum of the measures of any triangle is 180 degrees
All sides of the triangle are the same length
16 ounces
V = ? l x w x h

32. Convert 1 yard (to feet)
2 cups
King Henry Died Unexpectedly Drinking Chocolate Milk (Kilo - Hecto - Deka - base Unit - Deci - Centi - Milli)
3 feet
P = 2 l + 2w

33. Volume of a Cylinder
(Base Area) x (height of the shape)
An angle whose measure is 180 degrees
Discount = (Amount of Original Price) x (Rate of Discount)
V = p r

34. Sales Tax Formula
An angle whose measure is greater than 90 and less than 180 degrees
2 pints
I = prt Interest = (amount $)(rate as decimal)(time in yrs)
Sales Tax = (Amount of Purchase Price) x (Sales Tax Rate)

35. Area of a Rectangle
A =
The common endpoint the 2 rays share when forming an angle
A = b x h
3 feet

36. Obtuse Triangle
F= 9/5
I = prt Interest = (amount $)(rate as decimal)(time in yrs)
One angle of the triangle is an obtuse angle
12 inches

37. Fahrenheit to Celsius Formula
C=5/9 (F-32)
A = b x h
No sides of the triangle are the same length
3 feet

38. Obtuse Angle
V = 4/3 p r
60 minutes
Number of square units needed to cover the shape
An angle whose measure is greater than 90 and less than 180 degrees

39. Area Defined
A =
(Base Area) x (height of the shape)
Number of square units needed to cover the shape
2 pints

40. Perimeter of a Square
24 hours
P = 4s
% / 100 = is / of
V = ? l x w x h

41. Convert 1 year (to days)
I = prt Interest = (amount $)(rate as decimal)(time in yrs)
F= 9/5
A = p r x r (r square)
365 days

42. Percent Increase or Decrease Formula
12 inches
Change / original = % / 100
I = prt Interest = (amount $)(rate as decimal)(time in yrs)
A = b x h

43. Volume of a Cone
V = ? p r
60 minutes
V = p r
The number or numbers that occur most often in a set of data

44. Convert 1 quart (to pints)
C = p d
2 pints
A = p r x r (r square)
Commission = (Amount of Sales) x (Commission Rate)

45. Convert 1 gallon (to quarts)
The sum of the measures of any triangle is 180 degrees
16 ounces
4 quarts
One angle of the triangle is an obtuse angle

46. Convert 1 mile (to feet)
7 days
Number of square units needed to cover the shape
Add up all the sides
5280 feet

47. Metric Units Memory Aid
King Henry Died Unexpectedly Drinking Chocolate Milk (Kilo - Hecto - Deka - base Unit - Deci - Centi - Milli)
Add up all the sides
A =
P = s + s + s

48. Isosceles Triangle
365 days
P = s + s + s
The average of a set of numbers
Two or more sides of the triangle are the same length

49. Convert 1 week (to days)
7 days
An angle whose measure is greater than 0 and less than 90 degrees
8 fluid ounces
Change / original = % / 100

50. Median
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.
V = p r
Sales Tax = (Amount of Purchase Price) x (Sales Tax Rate)