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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. A __________________ is a circle passing through all the vertices of a polygon
Plane
Perpendicular
Subtract substitute
Circumscribed circle
2. What is the formula for a combination (where order matters)
Angle
Apothem
180
N!/(r!(n - r)!)
3. What is the square of ((x1-x2) + (y1- y2)) =
180
Extranous excluded
Vertices
Distance between 2 points
4. The y value of the vertex of parabola is the equation
Consecutive angles
1/2bh
(4ac - b^2)/4a
Function single
5. 1/a^n can also be written as a to the ______
n
Hypotenuse
Circle
Central angle
6. The inverse property of multiplication says that for every real number a - a cannot = 0 ther is a real number a^____such that a X a ^____ = a^____ X a =1
Secant
1
Vertical
Added
7. What is the formula to calculate the area of a rectangle
Linear substitute
Lw
Straight
Ratio
8. A rhomus with a right angle
Transitive
1
Square
1
9. In a logarithm the answer following the = sign is the __________
Negative
Distributive
1
Exponent
10. A __________is any process that assigns a ___________value of y to each number of x
Function single
x
One
Consecutive angles
11. If a=0 in a quadratic formula - the quadratic is reduced to a linear function and a ____________
180
Parallel
Factor
Straight line
12. A ray _________ divides the angle into 2 angles that have equal measure
Bisect
Bc
Every
Square
13. The value of x where a point intersects the Y axis= ___________
Hyotenuse
Area of a polygon
Ax+ by = c
0
14. Every real number is a ______________
Altitude
Congruence
(n/360) X 2pi r
Complex
15. What is the closure property of multiplication for every real number a - for every real number b _________ is a real number
Every
D/c
Ab
Rhomus
16. i^2 = _____________
1
Linear substitute
Ellipse
Chord
17. Is a polygon whose sides are equal in measure
Equilateral polygon
One
Right
Apothem
18. When you see f of g replace the x in f(x) with the ___________
G value
Every
A x b x c
Index
19. The perimeter of a polygon is equal to the ________of sides X the _____________ of sides
Equal
Extranous excluded
Acute
Length number
20. The least common multiple is the smallest quantity divisible by ______ number of the set
x over 100
Every
180
Trapezoid
21. The __________property of additon says that fro every real number a - ther is a real number such that a + - a = - a+ a = 0
Inverse
Circumscribed circle
Length number
I
22. 2 angles that have their vertices at the endpoints of the same side of a parallelogram are called ____________________
2
Consecutive angles
Bisect
(c - d)/d
23. That points of intersection on a triangle are called its _____________
Vertices
Straight
Symmetric
Straight line
24. 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)
Ellipse
Reflex
Lw
Equiangular
25. In complex numbers the square root of -1 = ______
Linear substitute
Ratio
Y
I
26. The square of both a positive number and a negative real number is _____________
Positive
4pi r^2
Angle
N!/ (n - r)!
27. The union of two rays having the same end point
Congruence
Symmetric
Parabola parallel line
Angle
28. How do you calculate the area of a parallelogram - what is the formula
Bh
Radius
Factor
Ab
29. An angle whose measure is 180 degrees
Equal
x
Area of a polygon
Straight
30. In the law of proportion if a/b = c/d then (a - b)/b =
(c - d)/d
Square
Length number
((n -2) (180))/n
31. An angle whose measure is greater than 180 degrees and less than 360 degrees
0
Reflex
Linear substitute
0
32. In a quadratic formula if the a value of the parabola is less than 0 the parabola opens ___________
Downward
Negative
Area of a polygon
Right
33. Two angles with a common vertex and a common side but no common interior points
Line
Median
Adjacent
Symmetric
34. A triangle with a 90 degrees angle
Right
Scalene
Multiply
4pi r^2
35. 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)
Point slope formula
Acute
Addition subtration
Index
36. In order to decimal to a percentage you need to ______ by 100
Perpendicular
D/c
(c - d)/d
Multiply
37. The associative property of multiplicaiton for every real number a - for every realy number b for every real number c (ab)c = ______
A(bc)
Radius
Adjacent
Length number
38. The value of y where a point intersects the x axis = __________
Coplanar
Associative
0
Complex
39. A collection of points lying on a flat surface that extend indefinitely in any direction
Consecutive angles
Acute
Plane
Factoral
40. A triangle with three acute angles (less than 90 degrees)
1/3Bh
Inverse
1/2bh
Acute
41. What is the formula for the area of a square
S^2
Ray
((n -2) (180))/n
Equilateral
42. Two angles with a common vertex and with sides that are 2 pairs of opposite rays
Subtract substitute
Vertical
Area of a polygon
Every
43. Angles that are equal
Secant
Isosceles
Roots
Congruent
44. What is the surface area of a right circular cylinder with a radius of r and a height of h
2pi r^2 + 2pi rh
Parabola parallel line
1/2h (b1 + b2)
Bc
45. Is a polygon whose angles are equal in measurement
Reflex
Positive
Equiangular polygon
Ratio
46. When calculating the probability of mutually exclusive event y (can not occur simultaniously) you need to ______their seperate probabilities (uses the word 'or')
Added
Equal
Reflexive
Ray
47. In a function the x value is the ___________variable
Dependent
1/2 (d)^2
Added
A^3
48. Use ____________= 1/2a X p (where a = apothem and p = the perimeter)
Area of a polygon
Angle
Negative
Point circle does not exist
49. To calculate the diagnol of a square you multipy any ______by the _______________of 2
Straight
Chord
Point slope formula
Side square root
50. An angle whose measure is 90 degrees
N!/ (n - r)!
Right angle
(4ac - b^2)/4a
2pi r^2 + 2pi rh