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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. Two angles whose sum totals 180 degrees
Roots
Supplementary
Ray
Congruent
2. What are the 2 formulas to calculate the circumference of a circle
4/3 pi r^3
Pi(d) 2(pi)r
Parallel
Negative
3. A triangle with no equal sides
Index
Scalene
1/2 (d)^2
x over 100
4. What is the volume of a cone
Added
Exterior angle
Isosceles
1/3 pi r^2 h
5. A line segment joining two poing on a circle is called a ________
2pi r^2 + 2pi rh
Ax+ by = c
Parabola
Chord
6. Two distinct straight lines can intersect at most at only one point
One
Hyotenuse
Positive
Parallel
7. When you find the inverse of a function switch the x value with a ____ - solve for y
Y
n
Parallel
Size
8. A line segment connecting a vertex of a triangle and the midpoint of the opposite side is called a __________ of a triangle
Median
Pi r^2 h
Distance
Obtuse angle
9. In a logarithm the answer following the = sign is the __________
Exponent
Addition subtration
Equiangular polygon
Bisect
10. What is the closure property of addition - for every real number a - for every real number b ______________ is a real number
Bisector
Equilateral polygon
Exponent
A+b
11. The measure of a minor arc is the measure of the __________that intercepts the arc
Point slope formula
Central angle
1
Length number
12. That points of intersection on a triangle are called its _____________
Vertices
Transitive
(c - d)/d
Equal
13. 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)
4/3 pi r^3
Acute
Point circle does not exist
Line
14. x= - b (+ or -) square root of (b^2-4ac) divided by 2a - is called the _____________ and can be used to find the roots of a problem
Altitude
Scalene
Quadratic formula
Straight line
15. What is the formula for a square if you only know the length of the diaganol
Point slope formula
G value
Equilateral
1/2 (d)^2
16. The greatest common factor is the largest __________that is common to all member of the set
Factor
Reflex
Hyotenuse
Distance
17. 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
Transitive
Right
(n/360) X 2pi r
Bisector
18. i^2 = _____________
Distance between 2 points
Vertices
A(bc)
1
19. To calculate a permutation (order does not matter) what is the formula
Factoral
Ab
N!/(r!(n - r)!)
N!/ (n - r)!
20. In a quadratic formula if the a value of the parabola is less than 0 the parabola opens ___________
Downward
Exponent
Added
Every
21. Two angles with a common vertex and with sides that are 2 pairs of opposite rays
Equilateral polygon
Vertical
Function single
Adjacent
22. What type of trapezoid has its non parallel sides equal
Function single
Isosceles
Extranous excluded
A+b
23. Log base b to the b = ____________
Added
1
(4ac - b^2)/4a
Angle
24. A __________is any process that assigns a ___________value of y to each number of x
Complex
Function single
Added
Circumscribed circle
25. 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)
Right
n
Dependent
Addition subtration
26. A triangle with having at least 2 equal sides
Circle
Isosceles
Side square root
G value
27. To find the x intersept we need to make __________= 0
Length number
Ratio
Y
Straight line
28. For each real number a - for each real number b - if a= b - then b=a
Hypotenuse
Bc
Symmetric
Exponent
29. What is the volume of a sphere with a radius r
1/2h (b1 + b2)
Straight line
4/3 pi r^3
Subtract substitute
30. A triangle with a 90 degrees angle
D/c
Right
Plane
Positive
31. Two or more distinct lines are said to be ____________ if and only if they are coplanar and they do no intersect
Exterior angle
Right angle
Size
Parallel
32. An angle whose measure is 180 degrees
Equilateral polygon
Straight
Linear substitute
Isosceles
33. A _________ number is a number that can be written in the form of a + bi
Positive
Acute
Vertices
Complex
34. 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
Downward
Parabola parallel line
Arc
35. In order to decimal to a percentage you need to ______ by 100
Multiply
Scalene
Perpendicular
1
36. A triangle whose angles all equal 60 degrees
180
Equiangular
Subtract substitute
Distance between 2 points
37. An angle whose measure is 90 degrees
Added
Straight line
Point slope formula
Right angle
38. A closed three sided figure is called a ____________
Slope
Triangle
Obtuse
Length number
39. Two angles with a common vertex and a common side but no common interior points
Collinear
Bh
Complex
Adjacent
40. What property of equality says that a=a
Slope
Reflexive
Bisector
(c - d)/d
41. A __________________ is a circle passing through all the vertices of a polygon
Ax+ by = c
Rectangle
Right
Circumscribed circle
42. A ray _________ divides the angle into 2 angles that have equal measure
1/3Bh
180
Pi(d) 2(pi)r
Bisect
43. The _______says for every reals number a - for every real number b and for every real number c - a(b+c) = ab + ac
S^2
Distributive
Mildline
Collinear
44. The value of x where a point intersects the Y axis= ___________
0
Dependent
(c+d)/d
1/2h (b1 + b2)
45. A line that joins the midpoint of two sides of a triangle is called the__________
Mildline
Distributive
1/2 (d)^2
Median
46. In the law of proportion if a/b = c/d then (a - b)/b =
(c - d)/d
Area of a polygon
Equilateral polygon
Central angle
47. The _______ tells how many times the root needs to be multiplied by itself
Index
Isosceles
Consecutive angles
Added
48. Positions = number of position can be calculated by finding the ______ of the total number of items
Factoral
Square
1
Equiangular
49. The side of a right triangle opposite the right angle
(n/360) X 2pi r
Hypotenuse
Lw
Supplementary
50. The segment from the center of the polygon perpendicular to as side of the polygon
Polygon
Equilateral polygon
Apothem
Congruence