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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. Volume Defined
Discount = (Amount of Original Price) x (Rate of Discount)
(Base Area) x (height of the shape)
An angle whose measure is greater than 90 and less than 180 degrees
One angle of the triangle is a right angle

2. Perimeter of a Rectangle
The number or numbers that occur most often in a set of data
365 days
P = 2 l + 2w
60 seconds

3. Volume of a Prism
No sides of the triangle are the same length
52 weeks
All three angles of the triangle are the same measure
V = l x w x h

4. Equilateral Triangle
4 quarts
All sides of the triangle are the same length
4 cups
P = 2 l + 2w

5. Sales Tax Formula
I = prt Interest = (amount $)(rate as decimal)(time in yrs)
Sales Tax = (Amount of Purchase Price) x (Sales Tax 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.
All three angles of the triangle are acute

6. Supplementary Angles
P = 4s
Two angles whose sum is 180 degrees
Commission = (Amount of Sales) x (Commission Rate)
60 seconds

7. Convert 1 quart (to pints)
P = 4s
2 pints
An angle whose measure is greater than 90 and less than 180 degrees
V = ? l x w x h

8. Mean
No sides of the triangle are the same length
The sum of the measures of any triangle is 180 degrees
The average of a set of numbers
V = ? p r

9. Area of a Trapezoid
Change / original = % / 100
A =
C=5/9 (F-32)
No sides of the triangle are the same length

10. Convert 1 foot (to inches)
16 ounces
12 inches
P = s + s + s
Two or more sides of the triangle are the same length

11. Simple Interest Formula
P = 2 l + 2w
Two or more sides of the triangle are the same length
An angle whose measure is greater than 90 and less than 180 degrees
I = prt Interest = (amount $)(rate as decimal)(time in yrs)

12. Convert 1 day (to hours)
16 ounces
24 hours
7 days
Number of square units needed to cover the shape

13. Celsius to Fahrenheit Formula
60 seconds
Discount = (Amount of Original Price) x (Rate of Discount)
F= 9/5
16 ounces

14. Fahrenheit to Celsius Formula
C=5/9 (F-32)
A =
(Base Area) x (height of the shape)
24 hours

15. Median
A =
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
Sales Tax = (Amount of Purchase Price) x (Sales Tax Rate)

16. Convert 1 week (to days)
An angle whose measure is 180 degrees
7 days
5280 feet
12 inches

17. Convert 1 hour (to minutes)
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.
Two or more sides of the triangle are the same length
60 minutes
V = 4/3 p r

18. Acute Angle
% / 100 = is / of
King Henry Died Unexpectedly Drinking Chocolate Milk (Kilo - Hecto - Deka - base Unit - Deci - Centi - Milli)
An angle whose measure is greater than 0 and less than 90 degrees
16 cups

19. Volume of a Pyramid
A = s x s (s square)
V = ? l x w x h
No sides of the triangle are the same length
3 feet

20. Area of a Triangle
52 weeks
F= 9/5
C = p d
A =

21. Area of a Rectangle
365 days
7 days
A = b x h
All sides of the triangle are the same length

22. Convert 1 minute (to seconds)
60 seconds
King Henry Died Unexpectedly Drinking Chocolate Milk (Kilo - Hecto - Deka - base Unit - Deci - Centi - Milli)
The common endpoint the 2 rays share when forming an angle
24 hours

23. Isosceles Triangle
A = s x s (s square)
All three angles of the triangle are acute
16 ounces
Two or more sides of the triangle are the same length

24. Scalene Triangle
(Base Area) x (height of the shape)
16 cups
No sides of the triangle are the same length
A =

25. Convert 1 mile (to feet)
8 fluid ounces
5280 feet
7 days
An angle whose measure is 90 degrees

26. Convert 1 yard (to feet)
A = b x h
3 feet
No sides of the triangle are the same length
16 cups

27. Obtuse Triangle
One angle of the triangle is an obtuse angle
16 ounces
Change / original = % / 100
Two angles whose sum is 90 degrees

28. Equiangular Triangle
4 quarts
% / 100 = is / of
No sides of the triangle are the same length
All three angles of the triangle are the same measure

29. Commission Formula
An angle whose measure is 180 degrees
2 cups
Commission = (Amount of Sales) x (Commission Rate)
2000 pounds

30. Convert 1 quart (to cups)
One angle of the triangle is a right angle
Two or more sides of the triangle are the same length
V = p r
4 cups

31. Angle
2000 pounds
Set of points consisting of 2 rays with a common endpoint
5280 feet
King Henry Died Unexpectedly Drinking Chocolate Milk (Kilo - Hecto - Deka - base Unit - Deci - Centi - Milli)

32. Convert 1 year (to weeks)
2000 pounds
An angle whose measure is 90 degrees
The average of a set of numbers
52 weeks

33. Convert 1 pound (to ounces)
16 ounces
V = ? p r
60 seconds
An angle whose measure is greater than 0 and less than 90 degrees

34. Convert 1 cup (to fluid ounces)
8 fluid ounces
C = p d
A = b x h
A = b x h

35. Mode
2 pints
All three angles of the triangle are acute
2000 pounds
The number or numbers that occur most often in a set of data

36. Circumference of a Circle
C = p d
Discount = (Amount of Original Price) x (Rate of Discount)
V = 4/3 p r
5280 feet

37. Area of a Square
A = b x h
A =
F= 9/5
A = s x s (s square)

38. Perimeter of a Square
P = 4s
An angle whose measure is 90 degrees
7 days
P = 2 l + 2w

39. Convert 1 ton (to pounds)
2000 pounds
A = b x h
C = p d
The sum of the measures of any triangle is 180 degrees

40. Complementary Angles
Two angles whose sum is 90 degrees
365 days
An angle whose measure is 90 degrees
P = s + s + s

41. Obtuse Angle
2 pints
An angle whose measure is greater than 90 and less than 180 degrees
365 days
12 inches

42. Vertex
A =
The common endpoint the 2 rays share when forming an angle
Two angles whose sum is 90 degrees
P = 2 l + 2w

43. Right Triangle
No sides of the triangle are the same length
One angle of the triangle is a right angle
Two angles whose sum is 90 degrees
12 inches

44. Sum of the Angle Measures of a Triangle
(Base Area) x (height of the shape)
4 cups
A = b x h
The sum of the measures of any triangle is 180 degrees

45. Area Defined
P = 4s
V = ? p r
Number of square units needed to cover the shape
All sides of the triangle are the same length

46. Perimeter Defined
3 feet
Add up all the sides
The average of a set of numbers
All three angles of the triangle are acute

47. Metric Units Memory Aid
8 fluid ounces
V = l x w x h
An angle whose measure is greater than 0 and less than 90 degrees
King Henry Died Unexpectedly Drinking Chocolate Milk (Kilo - Hecto - Deka - base Unit - Deci - Centi - Milli)

48. Convert 1 pint (to cups)
2 cups
60 minutes
The common endpoint the 2 rays share when forming an angle
A = p r x r (r square)

49. Convert 1 gallon (to cups)
Two or more sides of the triangle are the same length
16 cups
I = prt Interest = (amount $)(rate as decimal)(time in yrs)
Two angles whose sum is 180 degrees

50. Volume of a Cylinder
A = s x s (s square)
No sides of the triangle are the same length
V = p r
52 weeks