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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. What property of equality says that a=a
Reflexive
0
Ellipse
Transitive
2. A parallelogram that has tow adjacent sides that are equal and whose sides are perpendicular to each other
Rhomus
Downward
Size
Isosceles
3. In the law of proportion if a/b = c/d then (a - b)/b =
A(bc)
Rhomus
180
(c - d)/d
4. Is a polygon that is both equilateral and equangular
1/2 (d)^2
Pi(d) 2(pi)r
S^2
Regular polygon
5. What is the formula to calculate the area of a rectangle
Point slope formula
Hyotenuse
Lw
N!/ (n - r)!
6. A ray _________ divides the angle into 2 angles that have equal measure
Distance between 2 points
Bisect
Point circle does not exist
A x b x c
7. The square of 0 is _____
Point circle does not exist
0
Exponent
1
8. The __________property of multiplicaiton for every real numver a - for every real number b ab= ba
Slope
1/2h (b1 + b2)
Line
Commutative
9. In a function the x value is the ___________variable
Y
1
Dependent
Square
10. Two angles whose sum totals 90 degrees
Hypotenuse
Complimentary
Parallel
N!/ (n - r)!
11. The union of two rays having the same end point
Equiangular polygon
A^3
Median
Angle
12. The side of a right triangle opposite the right angle
S^2
0
Hypotenuse
Obtuse
13. If you want to convert a fraction to a percentage you need to make it =
Hyotenuse
x over 100
Rectangle
(c+d)/d
14. The greatest common factor is the largest __________that is common to all member of the set
Addition subtration
Factor
Factoral
Complex
15. What is the closure property of multiplication for every real number a - for every real number b _________ is a real number
Ab
((n -2) (180))/n
1
Straight line
16. What is the formula for the area of a circle
(pi)r ^2
Commutative
Radius
Slope
17. An angle whose measure is larger than 0 degrees but smaller than 90 degrees
Acute
N!/ (n - r)!
Trapezoid
Isosceles
18. When you find the inverse of a function switch the x value with a ____ - solve for y
Y
Symmetric
Linear substitute
S^2
19. The _______ tells how many times the root needs to be multiplied by itself
Index
Commutative
Bisector
Roots
20. Two angles with a common vertex and with sides that are 2 pairs of opposite rays
Vertical
N!/ (n - r)!
Symmetric
0
21. A set of points in the seame plane equidistant from a fixed point - called its center
Circle
Isosceles
Vertices
A(bc)
22. Two or more distinct lines are said to be ____________ if and only if they are coplanar and they do no intersect
Parallel
Point line
6a^2
S^2
23. If all points lie in the same plane they are __________
Hyotenuse
180
(4ac - b^2)/4a
Coplanar
24. What is the closure property of addition - for every real number a - for every real number b ______________ is a real number
Circumscribed circle
4/3 pi r^3
N!/(r!(n - r)!)
A+b
25. The _______says for every reals number a - for every real number b and for every real number c - a(b+c) = ab + ac
Right
Exterior angle
Point circle does not exist
Distributive
26. The least common multiple is the smallest quantity divisible by ______ number of the set
Every
Function single
Secant
Line
27. An angle whose measure is greater than 180 degrees and less than 360 degrees
Obtuse
Reflex
Circumscribed circle
Ax+ by = c
28. 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)
Acute
Rectangle
x
Point circle does not exist
29. An angle whose measure is 90 degrees
Right angle
n
Commutative
Trapezoid
30. What is the formula for a square if you only know the length of the diaganol
Hypotenuse
Straight line
Commutative
1/2 (d)^2
31. A triangle with three acute angles (less than 90 degrees)
(4ac - b^2)/4a
Quadratic formula
Acute
0
32. Two lines are said to be ______________ if they intersect and form right angles
(4ac - b^2)/4a
(c+d)/d
Downward
Perpendicular
33. The absolue value of the difference of the coordinates of any two points on the real number line
1/2h (b1 + b2)
Multiply
Distance
(4ac - b^2)/4a
34. What is the square of ((x1-x2) + (y1- y2)) =
Function single
Distance between 2 points
Distributive
(c - d)/d
35. In the pythagorean theorm a^2 + b^2 = c^2 - c is called the ______
Linear substitute
Hyotenuse
180
Point slope formula
36. The graph of y= ax^2 + bx + c is a curve know as a ____________
180
Parabola
Isosceles
1
37. What is the formula the formula for an arc if you know the radius and the n= central angle
Polygon
Ax+ by = c
n
(n/360) X 2pi r
38. The set of all points on a half line and the dividing point itself
Ray
Isosceles
Perpendicular
Bisector
39. To find the x intersept we need to make __________= 0
180
Extranous excluded
Equal
Y
40. A triangle with having at least 2 equal sides
Straight line
Radius
Isosceles
2
41. When you see f of g replace the x in f(x) with the ___________
G value
1/2 (d1 + d2)
x over 100
Length number
42. A triangle with no equal sides
Secant
Mildline
Point slope formula
Scalene
43. Every real number is a ______________
Supplementary
(c+d)/d
Complex
Roots
44. In the law of proportion if a/b = c/d then ad =
Every
Bc
Equilateral
Right
45. 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
Index
Linear substitute
2pi r^2 + 2pi rh
Quadratic formula
46. A series adjacent points that connect
Rhomus
Mildline
Line
Y
47. 2 angles that have their vertices at the endpoints of the same side of a parallelogram are called ____________________
Consecutive angles
Slope
Congruent
(4ac - b^2)/4a
48. In complex numbers the square root of -1 = ______
I
0
Exponent
Apothem
49. What is the surface area of a right circular cylinder with a radius of r and a height of h
Y
1/3Bh
A x b x c
2pi r^2 + 2pi rh
50. 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
Adjacent
Line
Trapezoid