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. A set of points in the seame plane equidistant from a fixed point - called its center
Distributive
Adjacent
Circle
Perpendicular
2. _____________ of angles is an equivalance relation - it is reflexive - symmetric and transitive
Congruence
Chord
Coplanar
A x b x c
3. What is the formula for the area of a rhomus - (hint d= diagonal)
Line
1/2 (d1 + d2)
Side square root
Supplementary
4. The __________property of multiplicaiton for every real numver a - for every real number b ab= ba
Commutative
Scalene
Pi r^2 h
Vertical
5. When you see f of g replace the x in f(x) with the ___________
Ratio
Radius
1/3Bh
G value
6. In the law of proportion if a/b = c/d then (a+b)/ b =
4pi r^2
(c+d)/d
One
Chord
7. In complex numbers the square root of -1 = ______
4pi r^2
Altitude
I
Addition subtration
8. The least common multiple is the smallest quantity divisible by ______ number of the set
I
Distributive
Ab
Every
9. A triangle with no equal sides
Scalene
Equiangular polygon
Index
Complimentary
10. What is the formula for the area of a triangle
N!/(r!(n - r)!)
1/2bh
(c+d)/d
Coplanar
11. 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)
Point circle does not exist
Apothem
Subtract substitute
Coplanar
12. 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)
Addition subtration
Distributive
Extranous excluded
Scalene
13. What is the volume of a cone
Extranous excluded
Altitude
1/3 pi r^2 h
Complimentary
14. A triangle whose sides are equal
n
(pi)r ^2
Pi r^2 h
Equilateral
15. The set of all points on a half line and the dividing point itself
Every
Straight
Ray
Triangle
16. In the law of proportion if a/b = c/d then (a - b)/b =
(c - d)/d
(pi)r ^2
Complex
Bisect
17. The greatest common factor is the largest __________that is common to all member of the set
(pi)r ^2
Exponent
Factor
Plane
18. Two angles with a common vertex and with sides that are 2 pairs of opposite rays
Vertical
Obtuse angle
Ax+ by = c
A(bc)
19. The segment from the center of the polygon perpendicular to as side of the polygon
1/2 (d)^2
Apothem
Right angle
1/3 pi r^2 h
20. The graph of y= ax^2 + bx + c is a curve know as a ____________
A x b x c
Parabola
Obtuse angle
Line
21. ___________is a quadrilateral whose opposite sides are parallel
Slope
Right
Straight line
Parallelogram
22. An angle whose measure is larger than 0 degrees but smaller than 90 degrees
0
Chord
Point line
Acute
23. The __________ of a regular polygon is the segment joining an vertex with the center of the polygon
Straight line
N!/ (n - r)!
S^2
Radius
24. 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
Hyotenuse
Point line
Ellipse
25. What is the area of a pyramid or cone (hint B= area of Base)
1/3Bh
Acute
Exterior angle
Distance between 2 points
26. The union of two rays having the same end point
Angle
Reflexive
180
A^3
27. What is 4 to the power of 1/2 or 4^1/2
Index
1/2 (d)^2
2
Plane
28. Positions = number of position can be calculated by finding the ______ of the total number of items
Ray
Roots
Factoral
A+b
29. Wha tis the volume of a right circular cylinder with a radius of r and a height of h
Pi r^2 h
Point line
Right angle
Radius
30. The ____________ says y - y1= m(x-x1)
A x b x c
Point slope formula
Angle
Y
31. To solve a system of equations you must first make the two equations ___________to each other - then use the discrimant to find if the system has any real roots
1/3 pi r^2 h
A+b
Pi(d) 2(pi)r
Equal
32. The perimeter of two similar polygons have the same ratio as the measure of any pair of corresponding line segments of the polygon
Ratio
Extranous excluded
1/2 (d1 + d2)
Distributive
33. The value of x where a point intersects the Y axis= ___________
Straight line
180
0
Rectangle
34. What is the formula to calculate the area of a rectangle
Pi(d) 2(pi)r
Lw
Added
Right
35. 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
1/3Bh
Acute
Bc
Parabola parallel line
36. 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
Area of a polygon
Hyperbola
1/2 (d1 + d2)
37. What property of equality says that a=a
S^2
(c+d)/d
((n -2) (180))/n
Reflexive
38. An angle whose measure is larger than 90 degrees but less than 180 degrees
Obtuse angle
Distributive
(4ac - b^2)/4a
Multiply
39. A __________is any process that assigns a ___________value of y to each number of x
Parabola
Function single
Y
Complex
40. In order to decimal to a percentage you need to ______ by 100
1/2h (b1 + b2)
Adjacent
Multiply
G value
41. Log base b to the b = ____________
1
Length number
Isosceles
Acute
42. A triangle with a 90 degrees angle
Median
Lw
D/c
Right
43. Use ____________= 1/2a X p (where a = apothem and p = the perimeter)
Ratio
Area of a polygon
Ab
Circumscribed circle
44. A closed three sided figure is called a ____________
Altitude
Parabola
Triangle
Ratio
45. Angles that are equal
Congruent
Consecutive angles
A x b x c
x
46. An angle whose measure is 90 degrees
Right angle
Apothem
Consecutive angles
D/c
47. What is the linear equation where a - b and c are constants b cannot = 0
Right
Ax+ by = c
Consecutive angles
One
48. For each real number a - for each real number b - if a= b - then b=a
Straight
Inverse
(c+d)/d
Symmetric
49. The possible solution of a quadratic equatin ax^2 + bx + c= 0 are called the_______
Extranous excluded
((n -2) (180))/n
Roots
Length number
50. If a=0 in a quadratic formula - the quadratic is reduced to a linear function and a ____________
Straight line
A+b
Collinear
4/3 pi r^3