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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. 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
1/3 pi r^2 h
x over 100
Parabola parallel line
Negative
2. A triangle with having at least 2 equal sides
Scalene
Transitive
Isosceles
Addition subtration
3. The _______says for every reals number a - for every real number b and for every real number c - a(b+c) = ab + ac
Trapezoid
Distributive
Dependent
Chord
4. What property of equality says that a=a
Reflexive
I
Apothem
Pi(d) 2(pi)r
5. A _________ number is a number that can be written in the form of a + bi
Distributive
Coplanar
Complex
1/3 pi r^2 h
6. The union of two rays having the same end point
Angle
Equilateral
Congruent
Point slope formula
7. A __________________ is a circle passing through all the vertices of a polygon
Circumscribed circle
Ray
Reflex
Complex
8. What is the linear equation where a - b and c are constants b cannot = 0
Bh
Congruent
Ax+ by = c
Negative
9. In a logarithm the answer following the = sign is the __________
Quadratic formula
Exponent
Commutative
1/2h (b1 + b2)
10. The segment from the center of the polygon perpendicular to as side of the polygon
Associative
Secant
Consecutive angles
Apothem
11. The sum of the interior angles of a triangle = ___________
Altitude
180
Vertices
Symmetric
12. A line that divides a line segment into two congruent segments
Multiply
Bisector
A x b x c
Equilateral
13. The set of all points on a half line and the dividing point itself
Function single
N!/(r!(n - r)!)
Ray
Adjacent
14. A line that intersects a circle in tow point is called the _______
Secant
Collinear
Quadratic formula
D/c
15. Wha tis the volume of a right circular cylinder with a radius of r and a height of h
Parallel
Point line
Pi r^2 h
Reflex
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
A(bc)
Subtract substitute
Regular polygon
Hypotenuse
17. What is the formula for the area of a circle
(pi)r ^2
A x b x c
Added
Complex
18. What is the formula for the area of a rhomus - (hint d= diagonal)
Equiangular
Acute
Inverse
1/2 (d1 + d2)
19. To find the x intersept we need to make __________= 0
Y
Multiply
Pi r^2 h
4pi r^2
20. If you want to convert a fraction to a percentage you need to make it =
b/2a
Central angle
x over 100
Quadratic formula
21. Positions = number of position can be calculated by finding the ______ of the total number of items
Factoral
1/2 (d)^2
Equal
Bisect
22. 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
Complex
Rectangle
Transitive
Y
23. ___________is a quadrilateral whose opposite sides are parallel
Apothem
Y
Hyperbola
Parallelogram
24. Is a polygon whose sides are equal in measure
Radius
2pi r^2 + 2pi rh
Subtract substitute
Equilateral polygon
25. A ___________is a figure with the same number of sides as angles
Polygon
Vertical
Exponent
Exterior angle
26. Log base b to the b^x =
Line
4pi r^2
x
Parallel
27. What is 4 to the power of 1/2 or 4^1/2
2
(n/360) X 2pi r
((n -2) (180))/n
N!/ (n - r)!
28. In complex numbers the square root of -1 = ______
4/3 pi r^3
0
I
(4ac - b^2)/4a
29. An angle whose measure is larger than 90 degrees but less than 180 degrees
Bc
0
Obtuse angle
Every
30. _____________ of angles is an equivalance relation - it is reflexive - symmetric and transitive
Congruence
Straight line
Commutative
Complex
31. When you find the inverse of a function switch the x value with a ____ - solve for y
Roots
Y
Pi(d) 2(pi)r
Collinear
32. What is the closure property of addition - for every real number a - for every real number b ______________ is a real number
Apothem
A+b
4/3 pi r^3
Isosceles
33. Is a polygon whose angles are equal in measurement
(4ac - b^2)/4a
Rectangle
Area of a polygon
Equiangular polygon
34. A ray _________ divides the angle into 2 angles that have equal measure
Transitive
Radius
A^3
Bisect
35. The __________property of additon says that fro every real number a - ther is a real number such that a + - a = - a+ a = 0
Ab
0
Hypotenuse
Inverse
36. The y value of the vertex of parabola is the equation
(4ac - b^2)/4a
Triangle
Isosceles
Distributive
37. When calculating the probability of independent events you need to __________ (words like and &' followed by' )
1
Vertices
Transitive
Multiply
38. The _________property of addition says that for every real number a - for every real number b for every real number c (a+b) + c = a + (b+c)
1/3Bh
Distributive
Linear substitute
Associative
39. Angles that are equal
Ellipse
Downward
Congruent
Circle
40. The ____________ says y - y1= m(x-x1)
Point line
Congruence
Point slope formula
b/2a
41. A triangle with a 90 degrees angle
Bc
Inverse
Right
Slope
42. The _______ tells how many times the root needs to be multiplied by itself
Adjacent
Square
Index
1
43. A series adjacent points that connect
Distance between 2 points
Right
G value
Line
44. In a quadratic formula if the a value of the parabola is less than 0 the parabola opens ___________
D/c
Right angle
Downward
Addition subtration
45. When you see f of g replace the x in f(x) with the ___________
1/3Bh
Parallel
G value
Square
46. A __________is any process that assigns a ___________value of y to each number of x
Ab
Function single
Added
Congruent
47. The volume of a cube is
A^3
6a^2
n
Collinear
48. Two lines are said to be ______________ if they intersect and form right angles
Parallel
Secant
Perpendicular
Consecutive angles
49. The side of a right triangle opposite the right angle
Index
1
Line
Hypotenuse
50. A triangle whose sides are equal
Equilateral
Addition subtration
Median
Chord