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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 foot (to inches)
12 inches
16 cups
I = prt Interest = (amount $)(rate as decimal)(time in yrs)
P = 4s

2. Celsius to Fahrenheit Formula
4 quarts
F= 9/5
V = ? l x w x h
A =

3. Area of a Triangle
A =
All sides of the triangle are the same length
A = b x h
F= 9/5

4. Convert 1 quart (to cups)
A =
Two angles whose sum is 90 degrees
4 cups
An angle whose measure is greater than 90 and less than 180 degrees

5. Angle
Set of points consisting of 2 rays with a common endpoint
A = p r x r (r square)
Discount = (Amount of Original Price) x (Rate of Discount)
V = ? p r

6. Volume of a Sphere
12 inches
16 cups
V = 4/3 p r
Two or more sides of the triangle are the same length

7. Obtuse Angle
An angle whose measure is greater than 90 and less than 180 degrees
V = 4/3 p r
16 ounces
Set of points consisting of 2 rays with a common endpoint

8. Sum of the Angle Measures of a Triangle
One angle of the triangle is a right angle
All sides of the triangle are the same length
V = 4/3 p r
The sum of the measures of any triangle is 180 degrees

9. Commission Formula
Commission = (Amount of Sales) x (Commission Rate)
365 days
P = 4s
12 inches

10. Median
2000 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
V = 4/3 p r

11. Scalene Triangle
V = ? p r
No sides of the triangle are the same length
All three angles of the triangle are acute
C = p d

12. 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
8 fluid ounces
King Henry Died Unexpectedly Drinking Chocolate Milk (Kilo - Hecto - Deka - base Unit - Deci - Centi - Milli)

13. Perimeter of a Triangle
Change / original = % / 100
P = 2 l + 2w
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.
P = s + s + s

14. Convert 1 hour (to minutes)
An angle whose measure is 90 degrees
60 minutes
V = ? p r
12 inches

15. Convert 1 pound (to ounces)
60 seconds
The number or numbers that occur most often in a set of data
16 ounces
Commission = (Amount of Sales) x (Commission Rate)

16. Isosceles Triangle
24 hours
One angle of the triangle is an obtuse angle
60 minutes
Two or more sides of the triangle are the same length

17. Right Triangle
P = s + s + s
Discount = (Amount of Original Price) x (Rate of Discount)
365 days
One angle of the triangle is a right angle

18. Percent Proportion Formula
P = 2 l + 2w
F= 9/5
% / 100 = is / of
3 feet

19. Equilateral Triangle
All sides of the triangle are the same length
C=5/9 (F-32)
52 weeks
The average of a set of numbers

20. Acute Angle
52 weeks
Two angles whose sum is 180 degrees
An angle whose measure is greater than 0 and less than 90 degrees
2000 pounds

21. Convert 1 week (to days)
7 days
2 pints
P = s + s + s
An angle whose measure is 180 degrees

22. Volume of a Pyramid
Discount = (Amount of Original Price) x (Rate of Discount)
Two or more sides of the triangle are the same length
V = ? l x w x h
8 fluid ounces

23. Simple Interest Formula
I = prt Interest = (amount $)(rate as decimal)(time in yrs)
C = p d
P = s + s + s
8 fluid ounces

24. Area of a Parallelogram
An angle whose measure is greater than 0 and less than 90 degrees
A = b x h
% / 100 = is / of
Set of points consisting of 2 rays with a common endpoint

25. Volume of a Prism
V = l x w x h
60 seconds
C=5/9 (F-32)
King Henry Died Unexpectedly Drinking Chocolate Milk (Kilo - Hecto - Deka - base Unit - Deci - Centi - Milli)

26. Convert 1 day (to hours)
P = 2 l + 2w
The average of a set of numbers
Change / original = % / 100
24 hours

27. Right Angle
4 quarts
An angle whose measure is 90 degrees
Commission = (Amount of Sales) x (Commission Rate)
2 pints

28. Area of a Circle
A = p r x r (r square)
Two or more sides of the triangle are the same length
Two angles whose sum is 90 degrees
A = b x h

29. Convert 1 ton (to pounds)
52 weeks
60 minutes
2000 pounds
4 quarts

30. Circumference of a Circle
16 cups
All three angles of the triangle are acute
C = p d
Commission = (Amount of Sales) x (Commission Rate)

31. Volume of a Cylinder
5280 feet
No sides of the triangle are the same length
A = s x s (s square)
V = p r

32. Straight Angle
An angle whose measure is 90 degrees
An angle whose measure is greater than 90 and less than 180 degrees
An angle whose measure is 180 degrees
King Henry Died Unexpectedly Drinking Chocolate Milk (Kilo - Hecto - Deka - base Unit - Deci - Centi - Milli)

33. Perimeter of a Rectangle
24 hours
P = 2 l + 2w
One angle of the triangle is an obtuse angle
Sales Tax = (Amount of Purchase Price) x (Sales Tax Rate)

34. Volume Defined
(Base Area) x (height of the shape)
The number or numbers that occur most often in a set of data
Two or more sides of the triangle are the same length
7 days

35. Perimeter Defined
52 weeks
V = l x w x h
Add up all the sides
C=5/9 (F-32)

36. Vertex
All sides of the triangle are the same length
The common endpoint the 2 rays share when forming an angle
Add up all the sides
2 cups

37. Convert 1 yard (to feet)
Set of points consisting of 2 rays with a common endpoint
A = b x h
Two or more sides of the triangle are the same length
3 feet

38. Acute Triangle
Discount = (Amount of Original Price) x (Rate of Discount)
One angle of the triangle is an obtuse angle
All three angles of the triangle are acute
% / 100 = is / of

39. Convert 1 year (to weeks)
A =
The sum of the measures of any triangle is 180 degrees
The common endpoint the 2 rays share when forming an angle
52 weeks

40. Convert 1 mile (to feet)
5280 feet
An angle whose measure is greater than 90 and less than 180 degrees
3 feet
The common endpoint the 2 rays share when forming an angle

41. Area of a Rectangle
A = b x h
Discount = (Amount of Original Price) x (Rate of Discount)
V = p r
4 quarts

42. Convert 1 minute (to seconds)
24 hours
(Base Area) x (height of the shape)
60 seconds
I = prt Interest = (amount $)(rate as decimal)(time in yrs)

43. Convert 1 cup (to fluid ounces)
24 hours
7 days
Add up all the sides
8 fluid ounces

44. Convert 1 quart (to pints)
One angle of the triangle is a right angle
2 pints
No sides of the triangle are the same length
V = 4/3 p r

45. Complementary Angles
Change / original = % / 100
Two angles whose sum is 90 degrees
One angle of the triangle is a right angle
A = p r x r (r square)

46. Convert 1 gallon (to quarts)
4 quarts
Change / original = % / 100
V = 4/3 p r
8 fluid ounces

47. Area Defined
16 cups
12 inches
Number of square units needed to cover the shape
Two or more sides of the triangle are the same length

48. Obtuse Triangle
5280 feet
Add up all the sides
The number or numbers that occur most often in a set of data
One angle of the triangle is an obtuse angle

49. Sales Tax Formula
One angle of the triangle is an obtuse angle
V = ? p r
Sales Tax = (Amount of Purchase Price) x (Sales Tax Rate)
C = p d

50. Mean
Discount = (Amount of Original Price) x (Rate of Discount)
I = prt Interest = (amount $)(rate as decimal)(time in yrs)
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.
The average of a set of numbers