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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. Distance from a ___________ to a _________ is the measure of the perpendicular line segment from the point to that line
Point line
Ab
Rhomus
Square
2. Two distinct straight lines can intersect at most at only one point
One
Addition subtration
Function single
Pi r^2 h
3. A closed three sided figure is called a ____________
(4ac - b^2)/4a
Exterior angle
Triangle
Isosceles
4. 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
Transitive
2
Subtract substitute
1
5. To calculate a permutation (order does not matter) what is the formula
Parallel
Negative
0
N!/ (n - r)!
6. When calculating the probability of independent events you need to __________ (words like and &' followed by' )
Multiply
n
Equal
0
7. Two angles with a common vertex and a common side but no common interior points
Parallelogram
Adjacent
Isosceles
Acute
8. An angle whose measure is larger than 90 degrees but less than 180 degrees
Slope
x
S^2
Obtuse angle
9. What property of equality says that a=a
Added
Coplanar
Reflexive
Circle
10. In order to decimal to a percentage you need to ______ by 100
Ab
Complex
(n/360) X 2pi r
Multiply
11. A ___________is a figure with the same number of sides as angles
Isosceles
Perpendicular
Polygon
Line
12. What is the formula the formula for an arc if you know the radius and the n= central angle
A+b
Dependent
Hyperbola
(n/360) X 2pi r
13. How do you calculate the area of a parallelogram - what is the formula
Ax+ by = c
Bh
180
Square
14. 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
Circle
Linear substitute
Function single
Equilateral polygon
15. The union of two rays having the same end point
Angle
Point circle does not exist
Arc
2
16. Angles that are equal
Mildline
Right
Congruent
A^3
17. When calculating the number of sides in a polygon make 360 degrees/ n = ______________
Downward
Exterior angle
Arc
Isosceles
18. What is the linear equation where a - b and c are constants b cannot = 0
(pi)r ^2
Ax+ by = c
1
Reflex
19. In the law of proportion if a/b = c/d then (a+b)/ b =
Coplanar
Extranous excluded
(c+d)/d
S^2
20. A ray _________ divides the angle into 2 angles that have equal measure
Triangle
Parabola
Bisect
Regular polygon
21. An angle whose measure is greater than 180 degrees and less than 360 degrees
Reflex
Median
Isosceles
Every
22. In the law of proportion if a/b = c/d then b/a =
D/c
180
Point slope formula
Straight line
23. If a=0 in a quadratic formula - the quadratic is reduced to a linear function and a ____________
Straight line
n
Side square root
Ax+ by = c
24. The sum of the interior angles of a triangle = ___________
180
Point slope formula
G value
1/3Bh
25. A triangle with three acute angles (less than 90 degrees)
1
Acute
Y
n
26. 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
Downward
x
Parabola parallel line
Positive
27. A series adjacent points that connect
Vertical
Bh
Complex
Line
28. If you want to convert a fraction to a percentage you need to make it =
Commutative
180
x over 100
Isosceles
29. y2- y1 divided by x2- x1 = the ____________
Pi(d) 2(pi)r
Factoral
Parabola parallel line
Slope
30. In a logarithm the answer following the = sign is the __________
Mildline
Equilateral
Adjacent
Exponent
31. A collection of points lying on a flat surface that extend indefinitely in any direction
Scalene
Point line
6a^2
Plane
32. In the law of proportion if a/b = c/d then (a - b)/b =
1
Median
Point slope formula
(c - d)/d
33. What is the formula for a combination (where order matters)
A x b x c
N!/(r!(n - r)!)
Extranous excluded
(4ac - b^2)/4a
34. What is the formula for the area of a circle
Radius
Apothem
(pi)r ^2
Size
35. Is a polygon whose angles are equal in measurement
1/2h (b1 + b2)
Acute
Equiangular polygon
Complex
36. Two or more distinct lines are said to be ____________ if and only if they are coplanar and they do no intersect
Bc
Parallel
Regular polygon
1/3 pi r^2 h
37. What is the surface area of a right circular cylinder with a radius of r and a height of h
Apothem
Area of a polygon
2pi r^2 + 2pi rh
Secant
38. A line that divides a line segment into two congruent segments
Y
(pi)r ^2
Length number
Bisector
39. 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)
Isosceles
Apothem
Hyperbola
Angle
40. In the pythagorean theorm a^2 + b^2 = c^2 - c is called the ______
Hyotenuse
Size
Vertices
Bisect
41. 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)
Parabola
Complimentary
Collinear
Ellipse
42. A line segment connecting a vertex of a triangle and the midpoint of the opposite side is called a __________ of a triangle
Parallel
Median
Function single
Exterior angle
43. What is the closure property of multiplication for every real number a - for every real number b _________ is a real number
Ab
Inverse
1/2h (b1 + b2)
Hypotenuse
44. 1/a^n can also be written as a to the ______
Dependent
Bisector
n
Function single
45. The y value of the vertex of parabola is the equation
D/c
Isosceles
(4ac - b^2)/4a
1
46. Two lines are said to be ______________ if they intersect and form right angles
Inverse
1/3Bh
Perpendicular
Bisector
47. The segment from the center of the polygon perpendicular to as side of the polygon
Apothem
6a^2
Hyotenuse
Lw
48. The square of 0 is _____
Factoral
0
One
Equiangular polygon
49. What is the square of ((x1-x2) + (y1- y2)) =
Right angle
A x b x c
Distance between 2 points
Associative
50. _____________ of angles is an equivalance relation - it is reflexive - symmetric and transitive
Lw
Congruence
1/2 (d1 + d2)
A x b x c