SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
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. If a=0 in a quadratic formula - the quadratic is reduced to a linear function and a ____________
Roots
Straight line
N!/ (n - r)!
Reflex
2. What type of trapezoid has its non parallel sides equal
Trapezoid
Distance between 2 points
Isosceles
Rhomus
3. Two angles whose sum totals 180 degrees
Regular polygon
Supplementary
Congruent
Pi r^2 h
4. The greatest common factor is the largest __________that is common to all member of the set
Line
Triangle
Factor
Ellipse
5. Use ____________= 1/2a X p (where a = apothem and p = the perimeter)
Apothem
Congruence
Area of a polygon
Parallel
6. A set of points in the seame plane equidistant from a fixed point - called its center
Index
Symmetric
Size
Circle
7. The volume of a cube is
N!/(r!(n - r)!)
A^3
b/2a
Associative
8. The graph of y= ax^2 + bx + c is a curve know as a ____________
Parallelogram
Parabola
Obtuse angle
Acute
9. What is the surface area of a sphere with a radius r
Distance between 2 points
Equilateral
Hyperbola
4pi r^2
10. When you have a linear equation such as ax + by = c you may use ___________ or _____________ to solve the problem - (you may first have to multiply through one of the equation to make either the x or y value equal)
Parabola parallel line
Acute
Addition subtration
Y
11. Two angles whose sum totals 90 degrees
Symmetric
Point line
Ab
Complimentary
12. The perimeter of a polygon is equal to the ________of sides X the _____________ of sides
Length number
(c+d)/d
0
4pi r^2
13. What is the formula for the area of a rhomus - (hint d= diagonal)
4/3 pi r^3
Every
Bc
1/2 (d1 + d2)
14. 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
1/2bh
Multiply
A x b x c
Scalene
15. A closed three sided figure is called a ____________
Ray
Reflex
Triangle
A x b x c
16. Two distinct straight lines can intersect at most at only one point
One
Point line
Straight line
Ab
17. In a quadratic equation with 2 unknown which has the formula ax^2 + bxy + cy^2 + dx + ey + f the graph is _____________ or a pair of __________ if ( b^2-4ac= 0) which may be coincident or it does not exist
A x b x c
N!/ (n - r)!
Parabola parallel line
Negative
18. A __________of a circle is a line segment drawn from the center of the circle to any point on the circle
Hyperbola
Radius
Altitude
Factor
19. 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 __________ (b^2-4ac greater then 0)
Isosceles
Function single
Apothem
Hyperbola
20. The _______says for every reals number a - for every real number b and for every real number c - a(b+c) = ab + ac
Isosceles
Distributive
Inverse
Equiangular polygon
21. What property of equality says that a=a
Obtuse
Distance between 2 points
Reflexive
Area of a polygon
22. What is the closure property of multiplication for every real number a - for every real number b _________ is a real number
Ellipse
180
Hyperbola
Ab
23. The x value of the vertex of a parabola is the equation
b/2a
S^2
Ray
1/3Bh
24. When solving a system of equation involving quadratics and one is linear and the other is quadratic - solve the _______ first - then substitue the found value into the quadratic and solve for the other unknown
One
Factoral
Plane
Linear substitute
25. 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 __________or a __________ or __________(b=0 and a=c)
Function single
Altitude
N!/ (n - r)!
Point circle does not exist
26. The value of y where a point intersects the x axis = __________
Symmetric
0
Triangle
Transitive
27. That points of intersection on a triangle are called its _____________
Vertices
Exponent
Associative
Dependent
28. The surface area of a cube is what formula
Ray
Circumscribed circle
A+b
6a^2
29. The least common multiple is the smallest quantity divisible by ______ number of the set
Every
Altitude
Addition subtration
Rectangle
30. When you see f of g replace the x in f(x) with the ___________
Parallel
Equilateral polygon
G value
Bc
31. 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
Circle
1
Side square root
Equiangular
32. 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)
1/3Bh
Mildline
Ellipse
Subtract substitute
33. What is a quadrilateral with 2 and only 2 sides parallel
Trapezoid
Supplementary
Rectangle
n
34. How do you calculate the area of a parallelogram - what is the formula
Bh
1/2 (d1 + d2)
Extranous excluded
Congruence
35. A triangle with no equal sides
Hyotenuse
Parabola
Scalene
Triangle
36. What is the formula for a square if you only know the length of the diaganol
Subtract substitute
Distance between 2 points
1/2 (d)^2
Obtuse angle
37. When you find the inverse of a function switch the x value with a ____ - solve for y
Y
Exterior angle
Bh
Factor
38. What is the volume of a sphere with a radius r
Vertices
4/3 pi r^3
Isosceles
Distance between 2 points
39. A __________________ is a circle passing through all the vertices of a polygon
Distance between 2 points
Circumscribed circle
Ratio
Bh
40. Is a polygon whose angles are equal in measurement
Obtuse angle
Roots
Ellipse
Equiangular polygon
41. The __________of a triangle is a line segment from a vertex of the triangle perpendicular to the opposite side
Y
Side square root
Altitude
(pi)r ^2
42. The __________property of additon says that fro every real number a - ther is a real number such that a + - a = - a+ a = 0
Ellipse
Hypotenuse
Inverse
1
43. Three or more points are said to be ___________if an only if they lie on the same line
Pi r^2 h
Collinear
Parallel
Equilateral
44. The measure of a minor arc is the measure of the __________that intercepts the arc
A x b x c
1/3Bh
Central angle
Vertices
45. When calculating the probability of mutually exclusive event y (can not occur simultaniously) you need to ______their seperate probabilities (uses the word 'or')
Commutative
Circumscribed circle
0
Added
46. An angle whose measure is 180 degrees
Straight
Circumscribed circle
Polygon
1
47. _____________ of angles is an equivalance relation - it is reflexive - symmetric and transitive
Congruence
Lw
Side square root
Perpendicular
48. How do you calculate the area of a trapezoid (hint h= altitude - perpendicular segment)
Complimentary
1/2h (b1 + b2)
Apothem
Perpendicular
49. Log base b to the b^x =
Hyotenuse
Vertices
Downward
x
50. The sum of the interior angles of a triangle = ___________
Central angle
180
Symmetric
Reflex