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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. Acute Angle
Sales Tax = (Amount of Purchase Price) x (Sales Tax Rate)
V = ? l x w x h
An angle whose measure is greater than 0 and less than 90 degrees
3 feet

2. Convert 1 day (to hours)
24 hours
A = s x s (s square)
V = 4/3 p r
A = b x h

3. Convert 1 quart (to cups)
All three angles of the triangle are acute
Discount = (Amount of Original Price) x (Rate of Discount)
4 cups
Sales Tax = (Amount of Purchase Price) x (Sales Tax Rate)

4. Perimeter of a Square
An angle whose measure is greater than 90 and less than 180 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.
(Base Area) x (height of the shape)
P = 4s

5. Isosceles Triangle
V = l x w x h
12 inches
Two or more sides of the triangle are the same length
2 cups

6. Convert 1 minute (to seconds)
F= 9/5
V = ? p r
60 seconds
All sides of the triangle are the same length

7. Vertex
A =
The common endpoint the 2 rays share when forming an angle
No sides of the triangle are the same length
An angle whose measure is greater than 90 and less than 180 degrees

8. Right Angle
An angle whose measure is 90 degrees
A =
60 seconds
The common endpoint the 2 rays share when forming an angle

9. Area of a Square
4 cups
V = 4/3 p r
P = 2 l + 2w
A = s x s (s square)

10. Convert 1 pint (to cups)
Two angles whose sum is 90 degrees
Two or more sides of the triangle are the same length
All sides of the triangle are the same length
2 cups

11. Circumference of a Circle
8 fluid ounces
C = p d
No sides of the triangle are the same length
An angle whose measure is 90 degrees

12. Area Defined
Add up all the sides
Set of points consisting of 2 rays with a common endpoint
Number of square units needed to cover the shape
2 cups

13. Percent Proportion Formula
60 seconds
% / 100 = is / of
All three angles of the triangle are the same measure
8 fluid ounces

14. Convert 1 mile (to feet)
16 ounces
V = l x w x h
5280 feet
Two or more sides of the triangle are the same length

15. Perimeter Defined
Add up all the sides
The sum of the measures of any triangle is 180 degrees
3 feet
I = prt Interest = (amount $)(rate as decimal)(time in yrs)

16. Convert 1 week (to days)
Discount = (Amount of Original Price) x (Rate of Discount)
P = 2 l + 2w
F= 9/5
7 days

17. Convert 1 gallon (to quarts)
16 cups
4 quarts
A = s x s (s square)
52 weeks

18. Area of a Parallelogram
60 minutes
V = 4/3 p r
Number of square units needed to cover the shape
A = b x h

19. Sales Tax Formula
All sides of the triangle are the same length
A = p r x r (r square)
Sales Tax = (Amount of Purchase Price) x (Sales Tax Rate)
V = ? l x w x h

20. Celsius to Fahrenheit Formula
A = p r x r (r square)
An angle whose measure is greater than 90 and less than 180 degrees
F= 9/5
V = p r

21. Convert 1 ton (to pounds)
Two angles whose sum is 180 degrees
One angle of the triangle is a right angle
F= 9/5
2000 pounds

22. Obtuse Angle
2 cups
A = p r x r (r square)
Two angles whose sum is 180 degrees
An angle whose measure is greater than 90 and less than 180 degrees

23. Complementary Angles
Two angles whose sum is 90 degrees
52 weeks
All three angles of the triangle are the same measure
A = b x h

24. Straight Angle
2000 pounds
I = prt Interest = (amount $)(rate as decimal)(time in yrs)
An angle whose measure is 180 degrees
P = s + s + s

25. Mean
The average of a set of numbers
60 minutes
No sides of the triangle are the same length
V = 4/3 p r

26. Fahrenheit to Celsius Formula
Two angles whose sum is 180 degrees
I = prt Interest = (amount $)(rate as decimal)(time in yrs)
A = p r x r (r square)
C=5/9 (F-32)

27. Mode
A =
The number or numbers that occur most often in a set of data
P = 2 l + 2w
A = b x h

28. Simple Interest Formula
I = prt Interest = (amount $)(rate as decimal)(time in yrs)
One angle of the triangle is an obtuse angle
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

29. Perimeter of a Rectangle
V = 4/3 p r
P = 2 l + 2w
2 cups
All three angles of the triangle are acute

30. Volume of a Sphere
V = ? l x w x h
An angle whose measure is 180 degrees
The average of a set of numbers
V = 4/3 p r

31. Area of a Trapezoid
An angle whose measure is greater than 0 and less than 90 degrees
24 hours
Discount = (Amount of Original Price) x (Rate of Discount)
A =

32. Acute Triangle
P = s + s + s
All three angles of the triangle are acute
P = 4s
4 quarts

33. Convert 1 yard (to feet)
3 feet
A = b x h
The number or numbers that occur most often in a set of data
An angle whose measure is greater than 0 and less than 90 degrees

34. Volume of a Prism
The average of a set of numbers
V = l x w x h
3 feet
4 cups

35. 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
Add up all the sides

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

37. Supplementary Angles
One angle of the triangle is a right angle
Two angles whose sum is 180 degrees
2 pints
12 inches

38. Perimeter of a Triangle
An angle whose measure is 180 degrees
F= 9/5
P = s + s + s
Add up all the sides

39. Scalene Triangle
Change / original = % / 100
A =
7 days
No sides of the triangle are the same length

40. Convert 1 foot (to inches)
2000 pounds
12 inches
An angle whose measure is 90 degrees
V = p r

41. Metric Units Memory Aid
C=5/9 (F-32)
C = p d
V = p r
King Henry Died Unexpectedly Drinking Chocolate Milk (Kilo - Hecto - Deka - base Unit - Deci - Centi - Milli)

42. Volume of a Cone
V = ? p r
V = ? l x w x h
V = 4/3 p r
Two or more sides of the triangle are the same length

43. Convert 1 hour (to minutes)
V = ? l x w x h
Two angles whose sum is 90 degrees
60 minutes
C = p d

44. Area of a Triangle
Two or more sides of the triangle are the same length
2000 pounds
A =
A = b x h

45. Convert 1 quart (to pints)
2 pints
A = p r x r (r square)
A = b x h
The number or numbers that occur most often in a set of data

46. Obtuse Triangle
V = ? l x w x h
One angle of the triangle is an obtuse angle
All three angles of the triangle are acute
An angle whose measure is 90 degrees

47. Right Triangle
P = 2 l + 2w
One angle of the triangle is a right angle
4 cups
An angle whose measure is greater than 0 and less than 90 degrees

48. Percent Increase or Decrease Formula
All three angles of the triangle are the same measure
Change / original = % / 100
C=5/9 (F-32)
F= 9/5

49. Area of a Circle
Sales Tax = (Amount of Purchase Price) x (Sales Tax Rate)
A = p r x r (r square)
All sides of the triangle are the same length
16 ounces

50. Convert 1 pound (to ounces)
An angle whose measure is 90 degrees
Two or more sides of the triangle are the same length
All sides of the triangle are the same length
16 ounces