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Test your basic knowledge |
Praxis I Math
Start Test
Study First
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. In the law of proportion if a/b = c/d then (a+b)/ b =
(c+d)/d
1/3Bh
A x b x c
(pi)r ^2
2. The union of two rays having the same end point
Exponent
Collinear
Transitive
Angle
3. A collection of points lying on a flat surface that extend indefinitely in any direction
Plane
Congruent
A+b
Side square root
4. Log base b to the b = ____________
Bh
1
Chord
Consecutive angles
5. The square of both a positive number and a negative real number is _____________
Pi r^2 h
I
Positive
(c+d)/d
6. The _______ tells how many times the root needs to be multiplied by itself
Complimentary
b/2a
Index
Bisector
7. What is the area of a pyramid or cone (hint B= area of Base)
x over 100
Obtuse angle
1/3Bh
Slope
8. When calculating the probability of mutually exclusive event y (can not occur simultaniously) you need to ______their seperate probabilities (uses the word 'or')
Altitude
4/3 pi r^3
Added
Polygon
9. When calculating the probability of independent events you need to __________ (words like and &' followed by' )
1/2h (b1 + b2)
Supplementary
Multiply
Associative
10. What is the closure property of addition - for every real number a - for every real number b ______________ is a real number
Parallel
A+b
6a^2
D/c
11. A closed three sided figure is called a ____________
Triangle
A x b x c
Coplanar
Consecutive angles
12. A series adjacent points that connect
Line
Downward
4/3 pi r^3
Isosceles
13. If you want to convert a fraction to a percentage you need to make it =
x over 100
Point line
Point slope formula
4/3 pi r^3
14. If a triangle has two congruent sides then it is an _________triangle
Ellipse
Pi r^2 h
Isosceles
1/3Bh
15. In the law of proportion if a/b = c/d then (a - b)/b =
(c - d)/d
Symmetric
Lw
Complex
16. The __________property of additon says that fro every real number a - ther is a real number such that a + - a = - a+ a = 0
1/2 (d)^2
Negative
Inverse
Adjacent
17. Is a polygon that is both equilateral and equangular
Factor
Side square root
Congruence
Regular polygon
18. A parallelogram that has tow adjacent sides that are equal and whose sides are perpendicular to each other
Obtuse angle
Ellipse
(n/360) X 2pi r
Rhomus
19. The __________of a triangle is a line segment from a vertex of the triangle perpendicular to the opposite side
Side square root
0
Altitude
Collinear
20. The associative property of multiplicaiton for every real number a - for every realy number b for every real number c (ab)c = ______
Apothem
Vertices
Length number
A(bc)
21. How do you calculate the area of a trapezoid (hint h= altitude - perpendicular segment)
Line
x over 100
Index
1/2h (b1 + b2)
22. A portion of a circle is called an ________ of the circle
n
Arc
G value
Scalene
23. Two angles whose sum totals 180 degrees
Bc
x over 100
b/2a
Supplementary
24. Two angles with a common vertex and a common side but no common interior points
Adjacent
1/2bh
Scalene
Altitude
25. When calculating the number of sides in a polygon make 360 degrees/ n = ______________
Adjacent
Exterior angle
Trapezoid
Point line
26. The _________property of addition says that for every real number a - for every real number b for every real number c (a+b) + c = a + (b+c)
Associative
Size
Added
2pi r^2 + 2pi rh
27. In a quadratic equation in 2 unknowns has the general formula ax^2 + bxy + cy^2+dx ey+ f = 0 the graph is called an __________ (if a - b and c are not zero)
x over 100
Ellipse
Factor
Right angle
28. In the law of proportion if a/b = c/d then ad =
Acute
Reflexive
Commutative
Bc
29. The inverse property of multiplication says that for every real number a - a cannot = 0 ther is a real number a^____such that a X a ^____ = a^____ X a =1
1/3 pi r^2 h
Factoral
Equal
1
30. Operation in steps = if an event a ways and followed by b ways followed by c ways the total number of ways it can be done is
Ab
Exponent
A x b x c
Ratio
31. For each real number a - for each real number b - if a= b - then b=a
Added
Square
A^3
Symmetric
32. A line that joins the midpoint of two sides of a triangle is called the__________
Complimentary
Slope
Mildline
Parabola parallel line
33. What property of equality says that a=a
Arc
Reflexive
b/2a
Addition subtration
34. A parallelogram with right angles and equal diagonals
Rectangle
Positive
Ab
Circumscribed circle
35. What is the formula for the area of a circle
(pi)r ^2
Subtract substitute
Congruence
Parallel
36. Two angles whose sum totals 90 degrees
Positive
Supplementary
Complimentary
((n -2) (180))/n
37. In a function the x value is the ___________variable
Regular polygon
Dependent
Linear substitute
Equilateral polygon
38. A rhomus with a right angle
Parabola
Obtuse angle
(n/360) X 2pi r
Square
39. How do you calculate the area of a parallelogram - what is the formula
Bh
Size
Complimentary
Median
40. Two or more distinct lines are said to be ____________ if and only if they are coplanar and they do no intersect
A^3
Parallel
Supplementary
0
41. The x value of the vertex of a parabola is the equation
((n -2) (180))/n
Vertical
b/2a
Apothem
42. An angle whose measure is 180 degrees
Triangle
Straight
1/2bh
(n/360) X 2pi r
43. A triangle with having at least 2 equal sides
Point line
Right angle
Isosceles
Acute
44. What is the formula for the area of a square
S^2
Parabola
Bisect
Collinear
45. What is the formula for a combination (where order matters)
Quadratic formula
N!/(r!(n - r)!)
Length number
Factor
46. Wha tis the volume of a right circular cylinder with a radius of r and a height of h
Pi r^2 h
Central angle
Subtract substitute
0
47. What is the linear equation where a - b and c are constants b cannot = 0
Exponent
Ax+ by = c
Index
Roots
48. In the law of proportion if a/b = c/d then b/a =
x over 100
Median
Side square root
D/c
49. What is the square of ((x1-x2) + (y1- y2)) =
Distance between 2 points
Arc
Scalene
Multiply
50. 2 angles that have their vertices at the endpoints of the same side of a parallelogram are called ____________________
Length number
I
Consecutive angles
Isosceles