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Praxis I Math
Start Test
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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. Distance from a ___________ to a _________ is the measure of the perpendicular line segment from the point to that line
Distance
Point line
((n -2) (180))/n
Reflex
2. The greatest common factor is the largest __________that is common to all member of the set
Trapezoid
Factor
1
Slope
3. An angle whose measure is 90 degrees
Pi(d) 2(pi)r
Right angle
Bc
N!/ (n - r)!
4. Two or more distinct lines are said to be ____________ if and only if they are coplanar and they do no intersect
Dependent
1/2bh
Parallel
Hyperbola
5. i^2 = _____________
Positive
4pi r^2
1
Area of a polygon
6. A triangle with a 90 degrees angle
Hypotenuse
Added
2pi r^2 + 2pi rh
Right
7. A line segment connecting a vertex of a triangle and the midpoint of the opposite side is called a __________ of a triangle
Median
Isosceles
A x b x c
Negative
8. When calculating the probability of mutually exclusive event y (can not occur simultaniously) you need to ______their seperate probabilities (uses the word 'or')
Vertical
Added
One
Altitude
9. 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
(4ac - b^2)/4a
Linear substitute
Ab
1/2h (b1 + b2)
10. 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
Associative
One
Line
Parabola parallel line
11. The union of two rays having the same end point
Parabola
Obtuse angle
Equilateral polygon
Angle
12. How do you calculate the area of a trapezoid (hint h= altitude - perpendicular segment)
Bisector
Symmetric
1/2h (b1 + b2)
Isosceles
13. An angle whose measure is greater than 180 degrees and less than 360 degrees
Slope
b/2a
Function single
Reflex
14. What property of equality says that a=a
4/3 pi r^3
Reflexive
Parallel
1
15. The x value of the vertex of a parabola is the equation
1
Hypotenuse
A x b x c
b/2a
16. When solving a system of equation with 2 quadratic function - first __________ one equation from the other equation to find isolate one variable - solve for that variable - then ______ and solve for the other variable
(n/360) X 2pi r
Subtract substitute
Bisect
Multiply
17. 1/a^n can also be written as a to the ______
n
Reflexive
Pi r^2 h
Obtuse angle
18. _____________ of angles is an equivalance relation - it is reflexive - symmetric and transitive
A x b x c
Central angle
Downward
Congruence
19. Every real number is a ______________
Complex
1
Bh
Every
20. For each real number a - for each real number b - if a= b - then b=a
Downward
Adjacent
Symmetric
Mildline
21. What is the formula for the area of a circle
Roots
(pi)r ^2
Exponent
Lw
22. In the law of proportion if a/b = c/d then b/a =
Supplementary
Secant
D/c
Straight line
23. The value of y where a point intersects the x axis = __________
Radius
Slope
0
Exterior angle
24. The side of a right triangle opposite the right angle
Equilateral
1
Point line
Hypotenuse
25. An angle whose measure is larger than 90 degrees but less than 180 degrees
Acute
Obtuse angle
Lw
G value
26. That points of intersection on a triangle are called its _____________
Angle
Trapezoid
Parabola parallel line
Vertices
27. The ____________ says y - y1= m(x-x1)
Point slope formula
Central angle
Transitive
Function single
28. In a function the x value is the ___________variable
Acute
Square
Dependent
(c+d)/d
29. What are the 2 formulas to calculate the circumference of a circle
Pi(d) 2(pi)r
Bisector
Altitude
A(bc)
30. Two distinct straight lines can intersect at most at only one point
Distance between 2 points
One
Multiply
Factoral
31. If a=0 in a quadratic formula - the quadratic is reduced to a linear function and a ____________
Straight line
Roots
2pi r^2 + 2pi rh
Multiply
32. What is the formula the formula for an arc if you know the radius and the n= central angle
Bisect
Triangle
(n/360) X 2pi r
A x b x c
33. A collection of points lying on a flat surface that extend indefinitely in any direction
Plane
2
Added
Square
34. What is the formula for the area of a square
Point slope formula
S^2
Size
((n -2) (180))/n
35. The measure of a minor arc is the measure of the __________that intercepts the arc
Bc
Ratio
Obtuse angle
Central angle
36. A series adjacent points that connect
Line
A+b
Pi(d) 2(pi)r
Hyotenuse
37. 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
Secant
1
Parabola
Radius
38. Wha tis the volume of a right circular cylinder with a radius of r and a height of h
Pi r^2 h
Vertical
A(bc)
Point slope formula
39. 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
Bh
A x b x c
1/2 (d1 + d2)
Parallelogram
40. What is the closure property of multiplication for every real number a - for every real number b _________ is a real number
Rhomus
Obtuse
Ab
Side square root
41. The __________of a triangle is a line segment from a vertex of the triangle perpendicular to the opposite side
Altitude
2
x over 100
Equilateral
42. Two angles whose sum totals 180 degrees
1
Linear substitute
Right angle
Supplementary
43. What is a quadrilateral with 2 and only 2 sides parallel
x over 100
Mildline
Trapezoid
Isosceles
44. In the law of proportion if a/b = c/d then ad =
1
Parallel
1/2 (d)^2
Bc
45. What is the linear equation where a - b and c are constants b cannot = 0
Ax+ by = c
Obtuse angle
Collinear
Supplementary
46. The set of all points on a half line and the dividing point itself
Ray
Dependent
Ab
(c+d)/d
47. A point has no ________or thickness
0
n
Size
One
48. Positions = number of position can be calculated by finding the ______ of the total number of items
Factoral
Exterior angle
Adjacent
Dependent
49. Two angles whose sum totals 90 degrees
Every
Pi r^2 h
Exterior angle
Complimentary
50. An angle whose measure is larger than 0 degrees but smaller than 90 degrees
Equilateral polygon
Inverse
G value
Acute
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