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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 graph of y= ax^2 + bx + c is a curve know as a ____________
Parabola
Equal
Isosceles
Radius
2. The value of x where a point intersects the Y axis= ___________
Factor
0
Vertices
Perpendicular
3. The square of both a positive number and a negative real number is _____________
Positive
Square
Right
Complex
4. In a function the x value is the ___________variable
Y
Dependent
1/3 pi r^2 h
Arc
5. When calculating the probability of mutually exclusive event y (can not occur simultaniously) you need to ______their seperate probabilities (uses the word 'or')
Circle
Added
Pi r^2 h
Lw
6. A rhomus with a right angle
x
(n/360) X 2pi r
Multiply
Square
7. A line that divides a line segment into two congruent segments
Multiply
Length number
1
Bisector
8. If you want to convert a fraction to a percentage you need to make it =
180
x over 100
Bh
Acute
9. The value of y where a point intersects the x axis = __________
0
(c+d)/d
Quadratic formula
Apothem
10. The x value of the vertex of a parabola is the equation
Inverse
b/2a
Reflex
Parallel
11. A triangle with having at least 2 equal sides
Isosceles
Apothem
Equilateral polygon
(c - d)/d
12. What is the formula for a square if you only know the length of the diaganol
6a^2
((n -2) (180))/n
1/2 (d)^2
A+b
13. A parallelogram with right angles and equal diagonals
1/3 pi r^2 h
((n -2) (180))/n
Rectangle
Scalene
14. A series adjacent points that connect
Y
Line
Ray
Side square root
15. That points of intersection on a triangle are called its _____________
Distributive
Roots
Vertices
1/3 pi r^2 h
16. Every real number is a ______________
Symmetric
S^2
Complex
Equiangular
17. What property of equality says that a=a
Apothem
Radius
Reflex
Reflexive
18. What is the formula for the area of a circle
(pi)r ^2
Rhomus
Bisector
Apothem
19. 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
Equal
Equiangular polygon
Length number
Exponent
20. What type of trapezoid has its non parallel sides equal
Quadratic formula
(4ac - b^2)/4a
Distance
Isosceles
21. 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
Acute
Factor
A x b x c
Transitive
22. What is the formula for the area of a rhomus - (hint d= diagonal)
Multiply
Rectangle
I
1/2 (d1 + d2)
23. What is the surface area of a right circular cylinder with a radius of r and a height of h
Every
Equilateral
Symmetric
2pi r^2 + 2pi rh
24. When proving 2 polygons are similar - what is the formula you use (hint: n= the number of sides)
(n/360) X 2pi r
2
((n -2) (180))/n
Central angle
25. Two angles whose sum totals 180 degrees
1
Right
Supplementary
Reflexive
26. A line that joins the midpoint of two sides of a triangle is called the__________
Equilateral polygon
Mildline
Altitude
S^2
27. Is a polygon that is both equilateral and equangular
Multiply
Regular polygon
n
N!/(r!(n - r)!)
28. _____________ of angles is an equivalance relation - it is reflexive - symmetric and transitive
Congruence
(c - d)/d
Acute
Dependent
29. The volume of a cube is
((n -2) (180))/n
Ratio
A^3
Adjacent
30. A ___________is a figure with the same number of sides as angles
Slope
Polygon
Perpendicular
Equal
31. A __________of a circle is a line segment drawn from the center of the circle to any point on the circle
Radius
Supplementary
Scalene
0
32. In order to decimal to a percentage you need to ______ by 100
Point line
Bisector
Radius
Multiply
33. 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)
Subtract substitute
Ellipse
(4ac - b^2)/4a
(n/360) X 2pi r
34. Log base b to the b = ____________
Quadratic formula
1
Multiply
Exponent
35. The measure of a minor arc is the measure of the __________that intercepts the arc
A(bc)
Pi r^2 h
Central angle
Size
36. A parallelogram that has tow adjacent sides that are equal and whose sides are perpendicular to each other
Right
Isosceles
Bc
Rhomus
37. How do you calculate the area of a parallelogram - what is the formula
Point slope formula
Bh
Median
G value
38. Distance from a ___________ to a _________ is the measure of the perpendicular line segment from the point to that line
Point line
Lw
Subtract substitute
Acute
39. What is the closure property of multiplication for every real number a - for every real number b _________ is a real number
Adjacent
Exponent
Ab
Hypotenuse
40. Positions = number of position can be calculated by finding the ______ of the total number of items
Factoral
Point circle does not exist
Distance between 2 points
n
41. The associative property of multiplicaiton for every real number a - for every realy number b for every real number c (ab)c = ______
Plane
Coplanar
A(bc)
1/3Bh
42. 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
Exterior angle
Length number
Reflexive
Transitive
43. The y value of the vertex of parabola is the equation
Equiangular
((n -2) (180))/n
Distributive
(4ac - b^2)/4a
44. The greatest common factor is the largest __________that is common to all member of the set
Straight line
Factor
Symmetric
Circumscribed circle
45. The segment from the center of the polygon perpendicular to as side of the polygon
Roots
Straight line
Apothem
Distance
46. When you see f of g replace the x in f(x) with the ___________
Downward
Ratio
G value
Right angle
47. Two or more distinct lines are said to be ____________ if and only if they are coplanar and they do no intersect
Altitude
Right angle
Parallel
Circle
48. How do you calculate the area of a trapezoid (hint h= altitude - perpendicular segment)
1/2h (b1 + b2)
Line
Triangle
Negative
49. In a quadratic formula if the a value of the parabola is less than 0 the parabola opens ___________
D/c
Line
Roots
Downward
50. What is the volume of a sphere with a radius r
4/3 pi r^3
G value
Perpendicular
Complex