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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 _______says for every reals number a - for every real number b and for every real number c - a(b+c) = ab + ac
Ray
Distributive
0
Congruence
2. When calculating the probability of independent events you need to __________ (words like and &' followed by' )
Reflex
Hyperbola
Radius
Multiply
3. The set of all points on a half line and the dividing point itself
Ray
Median
D/c
Congruence
4. The __________property of multiplicaiton for every real numver a - for every real number b ab= ba
6a^2
A+b
Commutative
Factor
5. The graph of y= ax^2 + bx + c is a curve know as a ____________
Parallelogram
Area of a polygon
Parabola
Hypotenuse
6. What is the square of ((x1-x2) + (y1- y2)) =
A x b x c
Subtract substitute
Distance between 2 points
Positive
7. Positions = number of position can be calculated by finding the ______ of the total number of items
D/c
Mildline
Pi(d) 2(pi)r
Factoral
8. 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
Factor
Vertices
Function single
Linear substitute
9. Wha tis the volume of a right circular cylinder with a radius of r and a height of h
Bh
Complex
0
Pi r^2 h
10. 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
Inverse
Linear substitute
4pi r^2
11. A rhomus with a right angle
(c - d)/d
Complimentary
180
Square
12. The __________ of a regular polygon is the segment joining an vertex with the center of the polygon
Bh
Radius
Bisect
4pi r^2
13. A _________ number is a number that can be written in the form of a + bi
Dependent
Radius
N!/ (n - r)!
Complex
14. Every real number is a ______________
x over 100
Complex
Reflexive
G value
15. 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)
Linear substitute
Obtuse angle
Ellipse
Perpendicular
16. What is the formula for the area of a circle
(pi)r ^2
Square
x
Angle
17. What is the area of a pyramid or cone (hint B= area of Base)
1/3Bh
Downward
(c - d)/d
0
18. Distance from a ___________ to a _________ is the measure of the perpendicular line segment from the point to that line
Point line
Isosceles
Collinear
Distance between 2 points
19. An angle whose measure is larger than 0 degrees but smaller than 90 degrees
Coplanar
Distributive
Ray
Acute
20. A series adjacent points that connect
Ratio
Roots
Line
(c+d)/d
21. In the pythagorean theorm a^2 + b^2 = c^2 - c is called the ______
Hyotenuse
Multiply
Rectangle
(n/360) X 2pi r
22. 1/a^n can also be written as a to the ______
0
Obtuse angle
n
Polygon
23. A triangle with having at least 2 equal sides
Multiply
Isosceles
2
4/3 pi r^3
24. The perimeter of two similar polygons have the same ratio as the measure of any pair of corresponding line segments of the polygon
Coplanar
Ratio
Vertices
Distributive
25. How do you calculate the area of a trapezoid (hint h= altitude - perpendicular segment)
Circle
Distance between 2 points
1/2h (b1 + b2)
Every
26. If all points lie in the same plane they are __________
Point slope formula
Equiangular polygon
Parallel
Coplanar
27. The square of 0 is _____
Complimentary
1/2h (b1 + b2)
0
Ellipse
28. A triangle with three acute angles (less than 90 degrees)
Chord
Acute
Equal
Y
29. 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
Right
Function single
Median
A x b x c
30. _____________ of angles is an equivalance relation - it is reflexive - symmetric and transitive
Y
Point line
Bisector
Congruence
31. What are the 2 formulas to calculate the circumference of a circle
Pi(d) 2(pi)r
Mildline
Right
Positive
32. ___________is a quadrilateral whose opposite sides are parallel
Parallelogram
1/2bh
Plane
Added
33. Two distinct straight lines can intersect at most at only one point
One
Distance between 2 points
Perpendicular
n
34. What is the formula for the area of a square
S^2
Radius
Extranous excluded
Factoral
35. 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
Isosceles
Ray
Transitive
1/2bh
36. A ray _________ divides the angle into 2 angles that have equal measure
Chord
Positive
Bisect
Multiply
37. An angle whose measure is larger than 90 degrees but less than 180 degrees
1/2 (d)^2
Rectangle
Obtuse angle
1/2bh
38. In a function the x value is the ___________variable
A x b x c
6a^2
Dependent
Factor
39. What is the closure property of addition - for every real number a - for every real number b ______________ is a real number
Hyotenuse
A x b x c
Vertices
A+b
40. A line that divides a line segment into two congruent segments
0
Bisector
Transitive
Lw
41. 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)
Altitude
Addition subtration
A(bc)
Symmetric
42. The y value of the vertex of parabola is the equation
Vertices
(4ac - b^2)/4a
Downward
Equilateral
43. To calculate the diagnol of a square you multipy any ______by the _______________of 2
Acute
Side square root
N!/ (n - r)!
Regular polygon
44. The sum of the interior angles of a triangle = ___________
Length number
Every
180
Equilateral polygon
45. What is the formula for a square if you only know the length of the diaganol
4/3 pi r^3
1/2 (d)^2
Median
N!/ (n - r)!
46. 2 angles that have their vertices at the endpoints of the same side of a parallelogram are called ____________________
Consecutive angles
1/3 pi r^2 h
D/c
Multiply
47. A ___________is a figure with the same number of sides as angles
Parabola
Polygon
Y
1/2bh
48. In the law of proportion if a/b = c/d then (a+b)/ b =
Central angle
(c+d)/d
Ratio
I
49. A __________________ is a circle passing through all the vertices of a polygon
Point circle does not exist
Circumscribed circle
Straight
Isosceles
50. A line segment joining two poing on a circle is called a ________
Area of a polygon
Exterior angle
Chord
Equal
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