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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. 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
Addition subtration
Isosceles
Central angle
1
2. The perimeter of two similar polygons have the same ratio as the measure of any pair of corresponding line segments of the polygon
Bisect
Complimentary
Area of a polygon
Ratio
3. In a function the x value is the ___________variable
Dependent
Scalene
Square
1
4. What property of equality ways for each real number a - for each real number b - for each real number c - if a=b and b=c - then a=c
Coplanar
Associative
Transitive
Distributive
5. A collection of points lying on a flat surface that extend indefinitely in any direction
Radius
Length number
Distributive
Plane
6. A parallelogram with right angles and equal diagonals
Rectangle
(c - d)/d
Bisect
Point circle does not exist
7. What is the formula for the area of a square
S^2
((n -2) (180))/n
Straight line
n
8. The _______ tells how many times the root needs to be multiplied by itself
Index
Parallelogram
1/3Bh
Ax+ by = c
9. Log base b to the b = ____________
(n/360) X 2pi r
Equal
1
(c - d)/d
10. An angle whose measure is 90 degrees
Regular polygon
Right angle
Every
Collinear
11. A __________of a circle is a line segment drawn from the center of the circle to any point on the circle
Bisect
Radius
Right
Negative
12. When you see f of g replace the x in f(x) with the ___________
Rhomus
Coplanar
Rectangle
G value
13. In complex numbers the square root of -1 = ______
Distance between 2 points
I
Dependent
Length number
14. To find the x intersept we need to make __________= 0
Every
Angle
N!/ (n - r)!
Y
15. The ____________ says y - y1= m(x-x1)
I
Point slope formula
Congruence
Ratio
16. The value of x where a point intersects the Y axis= ___________
0
Straight
Radius
Adjacent
17. What is the formula for a combination (where order matters)
Symmetric
Factor
N!/(r!(n - r)!)
Complex
18. The graph of y= ax^2 + bx + c is a curve know as a ____________
Regular polygon
Transitive
Parabola
Triangle
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)
Hyperbola
Subtract substitute
1/2 (d)^2
Factor
20. A point has no ________or thickness
1/2h (b1 + b2)
Isosceles
Triangle
Size
21. Two or more distinct lines are said to be ____________ if and only if they are coplanar and they do no intersect
Parallel
Apothem
(c - d)/d
N!/(r!(n - r)!)
22. A line segment connecting a vertex of a triangle and the midpoint of the opposite side is called a __________ of a triangle
180
Rhomus
Median
Angle
23. The segment from the center of the polygon perpendicular to as side of the polygon
Apothem
Isosceles
Median
Obtuse
24. The __________property of additon says that fro every real number a - ther is a real number such that a + - a = - a+ a = 0
Inverse
A^3
Point line
Right angle
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)
1/2h (b1 + b2)
Point circle does not exist
Index
G value
26. Every real number is a ______________
180
Complex
Size
Chord
27. The value of y where a point intersects the x axis = __________
0
Secant
Circle
Factoral
28. An angle whose measure is 180 degrees
Ab
Equal
Straight
Function single
29. 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
Distance between 2 points
Exterior angle
One
Parabola parallel line
30. The absolue value of the difference of the coordinates of any two points on the real number line
Point circle does not exist
4pi r^2
Distance
(pi)r ^2
31. A line that intersects a circle in tow point is called the _______
Parallel
Secant
Right
Reflex
32. What is 4 to the power of 1/2 or 4^1/2
2
G value
Angle
Bisect
33. In a logarithm the answer following the = sign is the __________
0
Complex
Y
Exponent
34. If a triangle has two congruent sides then it is an _________triangle
A(bc)
Equilateral polygon
A^3
Isosceles
35. What property of equality says that a=a
Reflexive
N!/(r!(n - r)!)
Right angle
Circle
36. That points of intersection on a triangle are called its _____________
Quadratic formula
Ratio
Vertices
Perpendicular
37. y2- y1 divided by x2- x1 = the ____________
0
Subtract substitute
Supplementary
Slope
38. In the law of proportion if a/b = c/d then ad =
N!/(r!(n - r)!)
A+b
I
Bc
39. A _________ number is a number that can be written in the form of a + bi
Equilateral polygon
Rhomus
A+b
Complex
40. Two lines are said to be ______________ if they intersect and form right angles
Negative
Perpendicular
Point slope formula
Plane
41. The associative property of multiplicaiton for every real number a - for every realy number b for every real number c (ab)c = ______
Bh
Size
Equilateral
A(bc)
42. What is the linear equation where a - b and c are constants b cannot = 0
Commutative
Regular polygon
Ax+ by = c
Reflex
43. Two angles with a common vertex and with sides that are 2 pairs of opposite rays
Complex
Vertical
Bh
(c+d)/d
44. A triangle with a 90 degrees angle
Negative
Right
Quadratic formula
1/2bh
45. A ray _________ divides the angle into 2 angles that have equal measure
Bisect
Line
Congruence
Distance
46. In order to decimal to a percentage you need to ______ by 100
Ab
1/3 pi r^2 h
Perpendicular
Multiply
47. 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
Length number
A x b x c
Linear substitute
Size
48. Once you find the roots of a radical equation you must check them to see if any are __________roots (which means they are not equal when plugged back into the original formula) these roots must be ___________
Multiply
S^2
Pi r^2 h
Extranous excluded
49. An angle whose measure is larger than 90 degrees but less than 180 degrees
Triangle
1/2bh
Arc
Obtuse angle
50. When calculating the number of sides in a polygon make 360 degrees/ n = ______________
Supplementary
Positive
Exterior angle
Associative