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Praxis 1 Math Formulas

Subjects : praxis, math

Instructions:

Answer 50 questions in 15 minutes.
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Match each statement with the correct term.
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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
5280 feet
An angle whose measure is 90 degrees
All sides of the triangle are the same length
Two angles whose sum is 90 degrees

2. Acute Triangle
V = ? l x w x h
No sides of the triangle are the same length
All three angles of the triangle are acute
One angle of the triangle is an obtuse angle

3. Simple Interest Formula
F= 9/5
All three angles of the triangle are the same measure
One angle of the triangle is a right angle
I = prt Interest = (amount $)(rate as decimal)(time in yrs)

4. Right Triangle
V = ? p r
2000 pounds
12 inches
One angle of the triangle is a right angle

5. Convert 1 week (to days)
A = b x h
An angle whose measure is greater than 0 and less than 90 degrees
V = 4/3 p r
7 days

6. Perimeter of a Rectangle
P = 2 l + 2w
Two or more sides of the triangle are the same length
4 cups
One angle of the triangle is an obtuse angle

7. Convert 1 mile (to feet)
C=5/9 (F-32)
All three angles of the triangle are the same measure
5280 feet
4 cups

8. Perimeter Defined
Add up all the sides
P = 2 l + 2w
4 quarts
Change / original = % / 100

9. Convert 1 cup (to fluid ounces)
A = b x h
8 fluid ounces
A =
The common endpoint the 2 rays share when forming an angle

10. Isosceles Triangle
No sides of the triangle are the same length
The number or numbers that occur most often in a set of data
Two or more sides of the triangle are the same length
C = p d

11. Obtuse Angle
An angle whose measure is greater than 90 and less than 180 degrees
12 inches
Set of points consisting of 2 rays with a common endpoint
2000 pounds

12. Percent Proportion Formula
Set of points consisting of 2 rays with a common endpoint
Two angles whose sum is 180 degrees
% / 100 = is / of
(Base Area) x (height of the shape)

13. Convert 1 foot (to inches)
A = b x h
60 seconds
12 inches
P = 2 l + 2w

14. Convert 1 hour (to minutes)
16 ounces
A =
Two angles whose sum is 180 degrees
60 minutes

15. Mode
The number or numbers that occur most often in a set of data
The average of a set of numbers
60 seconds
Commission = (Amount of Sales) x (Commission Rate)

16. Celsius to Fahrenheit Formula
P = 4s
Set of points consisting of 2 rays with a common endpoint
F= 9/5
A = b x h

17. Equiangular Triangle
The sum of the measures of any triangle is 180 degrees
Change / original = % / 100
(Base Area) x (height of the shape)
All three angles of the triangle are the same measure

18. Convert 1 quart (to cups)
4 cups
A = p r x r (r square)
Discount = (Amount of Original Price) x (Rate of Discount)
A =

19. Convert 1 day (to hours)
24 hours
2000 pounds
2 pints
16 ounces

20. Convert 1 yard (to feet)
3 feet
An angle whose measure is greater than 90 and less than 180 degrees
The number or numbers that occur most often in a set of data
All sides of the triangle are the same length

21. Mean
The average of a set of numbers
V = ? l x w x h
16 cups
A = p r x r (r square)

22. Volume of a Cylinder
No sides of the triangle are the same length
Discount = (Amount of Original Price) x (Rate of Discount)
V = p r
60 seconds

23. Sales Tax Formula
A = p r x r (r square)
An angle whose measure is greater than 0 and less than 90 degrees
Sales Tax = (Amount of Purchase Price) x (Sales Tax Rate)
16 ounces

24. Percent Increase or Decrease Formula
The common endpoint the 2 rays share when forming an angle
One angle of the triangle is an obtuse angle
Change / original = % / 100
Discount = (Amount of Original Price) x (Rate of Discount)

25. Convert 1 pint (to cups)
2 cups
C = p d
V = ? p r
A = s x s (s square)

26. Volume of a Pyramid
V = ? l x w x h
An angle whose measure is 180 degrees
A =
An angle whose measure is greater than 90 and less than 180 degrees

27. Convert 1 year (to days)
An angle whose measure is 180 degrees
V = ? p r
2 pints
365 days

28. Area of a Square
A = s x s (s square)
A =
Discount = (Amount of Original Price) x (Rate of Discount)
4 quarts

29. Area of a Parallelogram
7 days
A = b x h
V = 4/3 p r
Add up all the sides

30. Convert 1 gallon (to quarts)
4 quarts
V = 4/3 p r
C = p d
All three angles of the triangle are acute

31. Convert 1 year (to weeks)
C = p d
24 hours
52 weeks
King Henry Died Unexpectedly Drinking Chocolate Milk (Kilo - Hecto - Deka - base Unit - Deci - Centi - Milli)

32. Volume of a Prism
No sides of the triangle are the same length
One angle of the triangle is a right angle
Discount = (Amount of Original Price) x (Rate of Discount)
V = l x w x h

33. Convert 1 minute (to seconds)
60 seconds
4 cups
Number of square units needed to cover the shape
V = ? p r

34. Sum of the Angle Measures of a Triangle
Change / original = % / 100
The sum of the measures of any triangle is 180 degrees
3 feet
All three angles of the triangle are acute

35. Convert 1 gallon (to cups)
V = ? l x w x h
V = 4/3 p r
16 cups
An angle whose measure is 90 degrees

36. Volume of a Sphere
All three angles of the triangle are the same measure
V = 4/3 p r
The sum of the measures of any triangle is 180 degrees
No sides of the triangle are the same length

37. Vertex
V = ? l x w x h
A =
The common endpoint the 2 rays share when forming an angle
C = p d

38. Convert 1 pound (to ounces)
16 ounces
All sides of the triangle are the same length
All three angles of the triangle are acute
A =

39. Obtuse Triangle
The number or numbers that occur most often in a set of data
A = b x h
One angle of the triangle is an obtuse angle
Commission = (Amount of Sales) x (Commission Rate)

40. Metric Units Memory Aid
P = s + s + s
King Henry Died Unexpectedly Drinking Chocolate Milk (Kilo - Hecto - Deka - base Unit - Deci - Centi - Milli)
Number of square units needed to cover the shape
2000 pounds

41. Complementary Angles
Two angles whose sum is 90 degrees
King Henry Died Unexpectedly Drinking Chocolate Milk (Kilo - Hecto - Deka - base Unit - Deci - Centi - Milli)
16 cups
Sales Tax = (Amount of Purchase Price) x (Sales Tax Rate)

42. Discount
A = b x h
Discount = (Amount of Original Price) x (Rate of Discount)
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 0 and less than 90 degrees

43. Median
V = p r
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.
A = b x h

44. Area of a Trapezoid
An angle whose measure is greater than 0 and less than 90 degrees
A =
A = b x h
2 cups

45. Area of a Triangle
Set of points consisting of 2 rays with a common endpoint
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 an obtuse angle
A =

46. Supplementary Angles
A =
Two angles whose sum is 180 degrees
C=5/9 (F-32)
One angle of the triangle is an obtuse angle

47. Fahrenheit to Celsius Formula
C=5/9 (F-32)
Two or more sides of the triangle are the same length
No sides of the triangle are the same length
Sales Tax = (Amount of Purchase Price) x (Sales Tax Rate)

48. Convert 1 quart (to pints)
60 minutes
One angle of the triangle is a right angle
2 pints
One angle of the triangle is an obtuse angle

49. Angle
V = ? p r
Set of points consisting of 2 rays with a common endpoint
V = l x w x h
P = 2 l + 2w

50. Commission Formula
A = s x s (s square)
Commission = (Amount of Sales) x (Commission Rate)
The number or numbers that occur most often in a set of data
4 cups

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Praxis 1 Math Formulas

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