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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. i^2 = _____________
2
1
Extranous excluded
Bisector
2. Is a polygon whose sides are equal in measure
(n/360) X 2pi r
Equilateral polygon
Isosceles
Roots
3. The perimeter of two similar polygons have the same ratio as the measure of any pair of corresponding line segments of the polygon
Dependent
Ray
Ratio
One
4. What is the formula for the area of a square
Adjacent
x
(4ac - b^2)/4a
S^2
5. In the law of proportion if a/b = c/d then b/a =
D/c
Parallelogram
Added
(n/360) X 2pi r
6. What is the formula for a combination (where order matters)
1
Right
Multiply
N!/(r!(n - r)!)
7. 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
Factoral
A(bc)
Parallelogram
1
8. An angle whose measure is 90 degrees
Rectangle
Equiangular polygon
Hyotenuse
Right angle
9. Two angles whose sum totals 180 degrees
Arc
Supplementary
G value
A+b
10. The volume of a cube is
N!/(r!(n - r)!)
A^3
Area of a polygon
Size
11. Two angles with a common vertex and a common side but no common interior points
Adjacent
Ax+ by = c
(c+d)/d
Added
12. Every real number is a ______________
Pi r^2 h
Complex
Ratio
Bh
13. The value of x where a point intersects the Y axis= ___________
Positive
0
Distance
Ax+ by = c
14. What is the volume of a sphere with a radius r
Equiangular polygon
Complex
4/3 pi r^3
Distance between 2 points
15. The square of a real number cannot be ___________
Distributive
Triangle
Negative
1/3 pi r^2 h
16. 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
0
S^2
Secant
17. In a quadratic formula if the a value of the parabola is less than 0 the parabola opens ___________
Apothem
Downward
Pi(d) 2(pi)r
Hyotenuse
18. The _______says for every reals number a - for every real number b and for every real number c - a(b+c) = ab + ac
Right
Rectangle
Distributive
Trapezoid
19. What is the surface area of a sphere with a radius r
Obtuse angle
Coplanar
Median
4pi r^2
20. 1/a^n can also be written as a to the ______
n
Equilateral
Right
Reflex
21. Two distinct straight lines can intersect at most at only one point
0
Linear substitute
One
Function single
22. What is the formula to calculate the area of a rectangle
x
Lw
A x b x c
Straight
23. Wha tis the volume of a right circular cylinder with a radius of r and a height of h
Pi r^2 h
Complex
D/c
Line
24. If a triangle has two congruent sides then it is an _________triangle
Hyperbola
Parabola parallel line
Isosceles
Linear substitute
25. Positions = number of position can be calculated by finding the ______ of the total number of items
Rhomus
Factoral
Trapezoid
A(bc)
26. The union of two rays having the same end point
Angle
Straight
Distance
I
27. A parallelogram with right angles and equal diagonals
A+b
1/3Bh
Rectangle
Isosceles
28. What is the formula the formula for an arc if you know the radius and the n= central angle
A x b x c
Multiply
S^2
(n/360) X 2pi r
29. What is the formula for the area of a triangle
Size
1/2bh
A^3
n
30. Two or more distinct lines are said to be ____________ if and only if they are coplanar and they do no intersect
Positive
Bc
Function single
Parallel
31. y2- y1 divided by x2- x1 = the ____________
4/3 pi r^3
Slope
Rhomus
1/2bh
32. A ___________is a figure with the same number of sides as angles
Polygon
Bisect
Inverse
0
33. A triangle with a 90 degrees angle
Radius
Pi r^2 h
Right
A x b x c
34. In the pythagorean theorm a^2 + b^2 = c^2 - c is called the ______
Hyotenuse
(c+d)/d
Polygon
Length number
35. The x value of the vertex of a parabola is the equation
b/2a
Triangle
Addition subtration
Circle
36. A rhomus with a right angle
Square
I
(c - d)/d
Scalene
37. The set of all points on a half line and the dividing point itself
Ray
4/3 pi r^3
6a^2
Parallel
38. The graph of y= ax^2 + bx + c is a curve know as a ____________
Parabola
Slope
S^2
2
39. A set of points in the seame plane equidistant from a fixed point - called its center
Circle
Complimentary
x
Parabola parallel line
40. 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
Reflexive
4pi r^2
Transitive
180
41. Is a polygon that is both equilateral and equangular
Bisect
Regular polygon
Line
Multiply
42. A parallelogram that has tow adjacent sides that are equal and whose sides are perpendicular to each other
Obtuse angle
Rhomus
Inverse
Perpendicular
43. What is the closure property of multiplication for every real number a - for every real number b _________ is a real number
Parabola
b/2a
x
Ab
44. When you see f of g replace the x in f(x) with the ___________
D/c
G value
Coplanar
Altitude
45. 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
Multiply
Equal
Roots
Ab
46. In a function the x value is the ___________variable
Point circle does not exist
Obtuse
Dependent
Supplementary
47. A triangle with one obtuse angle (angle greater than 90 degrees) is
Line
Circle
Addition subtration
Obtuse
48. A line that divides a line segment into two congruent segments
Bisector
1/3 pi r^2 h
Right
Factor
49. If you want to convert a fraction to a percentage you need to make it =
Right
Circle
(4ac - b^2)/4a
x over 100
50. An angle whose measure is larger than 90 degrees but less than 180 degrees
Isosceles
2
Obtuse angle
Every