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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. The y value of the vertex of parabola is the equation
(4ac - b^2)/4a
1/2 (d)^2
Hyotenuse
Exterior angle
2. What are the 2 formulas to calculate the circumference of a circle
Pi(d) 2(pi)r
(c - d)/d
Inverse
Plane
3. A __________of a circle is a line segment drawn from the center of the circle to any point on the circle
Straight
Radius
Median
Rhomus
4. A line that divides a line segment into two congruent segments
Obtuse
Secant
Bisector
Square
5. Two distinct straight lines can intersect at most at only one point
Isosceles
One
Bisector
Supplementary
6. A triangle with having at least 2 equal sides
Isosceles
Bc
Equal
S^2
7. When you see f of g replace the x in f(x) with the ___________
G value
One
Bisector
Complex
8. The perimeter of a polygon is equal to the ________of sides X the _____________ of sides
Length number
Bc
Parallel
Supplementary
9. The perimeter of two similar polygons have the same ratio as the measure of any pair of corresponding line segments of the polygon
Point circle does not exist
Pi r^2 h
Ratio
D/c
10. What is the volume of a cone
Function single
Regular polygon
1/3 pi r^2 h
N!/ (n - r)!
11. When calculating the probability of mutually exclusive event y (can not occur simultaniously) you need to ______their seperate probabilities (uses the word 'or')
Reflex
Radius
Factor
Added
12. Distance from a ___________ to a _________ is the measure of the perpendicular line segment from the point to that line
Linear substitute
Point line
Roots
Right
13. The __________property of additon says that fro every real number a - ther is a real number such that a + - a = - a+ a = 0
x
0
S^2
Inverse
14. Log base b to the b^x =
x
Bisect
D/c
Exponent
15. The _______ tells how many times the root needs to be multiplied by itself
Consecutive angles
Area of a polygon
Index
2
16. Log base b to the b = ____________
N!/ (n - r)!
1
A(bc)
Associative
17. A parallelogram with right angles and equal diagonals
Radius
Addition subtration
(n/360) X 2pi r
Rectangle
18. A line that intersects a circle in tow point is called the _______
Point line
Circumscribed circle
Secant
Exterior angle
19. When calculating the probability of independent events you need to __________ (words like and &' followed by' )
Area of a polygon
Multiply
Subtract substitute
1/3Bh
20. i^2 = _____________
1/2bh
1
Straight
Parallelogram
21. What is the linear equation where a - b and c are constants b cannot = 0
Point circle does not exist
Ax+ by = c
Right angle
Hyperbola
22. What is the formula to calculate the area of a rectangle
Angle
Parabola parallel line
Lw
Equal
23. 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
0
Secant
Equal
Regular polygon
24. In the law of proportion if a/b = c/d then ad =
Length number
Parallelogram
Bc
Subtract substitute
25. The least common multiple is the smallest quantity divisible by ______ number of the set
Every
Distance
Perpendicular
Addition subtration
26. If a=0 in a quadratic formula - the quadratic is reduced to a linear function and a ____________
Vertices
Straight line
Ax+ by = c
Parallelogram
27. A set of points in the seame plane equidistant from a fixed point - called its center
Obtuse angle
Downward
Circle
Area of a polygon
28. A triangle with no equal sides
Scalene
Right angle
4/3 pi r^3
N!/(r!(n - r)!)
29. A point has no ________or thickness
Parallel
Distance
Size
0
30. A triangle with three acute angles (less than 90 degrees)
(c+d)/d
Equal
Exponent
Acute
31. The side of a right triangle opposite the right angle
Exponent
Hypotenuse
A^3
Subtract substitute
32. An angle whose measure is larger than 0 degrees but smaller than 90 degrees
Function single
Acute
Equiangular
Rectangle
33. That points of intersection on a triangle are called its _____________
Function single
Vertices
Obtuse
Trapezoid
34. 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)
Circle
Ellipse
1
180
35. To calculate a permutation (order does not matter) what is the formula
One
Bisect
Distributive
N!/ (n - r)!
36. Use ____________= 1/2a X p (where a = apothem and p = the perimeter)
Area of a polygon
Symmetric
Function single
Line
37. Two angles with a common vertex and a common side but no common interior points
Adjacent
1/3 pi r^2 h
Equal
Straight
38. In the law of proportion if a/b = c/d then (a - b)/b =
Roots
n
1
(c - d)/d
39. A _________ number is a number that can be written in the form of a + bi
Function single
Complex
Exterior angle
A x b x c
40. In a quadratic formula if the a value of the parabola is less than 0 the parabola opens ___________
Point line
Downward
Linear substitute
Parallel
41. A __________is any process that assigns a ___________value of y to each number of x
Function single
Factoral
Equiangular
Subtract substitute
42. A series adjacent points that connect
Symmetric
Multiply
Line
Congruent
43. Two or more distinct lines are said to be ____________ if and only if they are coplanar and they do no intersect
Complex
6a^2
Parallel
Right angle
44. _____________ of angles is an equivalance relation - it is reflexive - symmetric and transitive
Scalene
Every
Congruence
1
45. A ray _________ divides the angle into 2 angles that have equal measure
Symmetric
One
Reflexive
Bisect
46. In order to decimal to a percentage you need to ______ by 100
x over 100
Multiply
Rectangle
((n -2) (180))/n
47. What type of trapezoid has its non parallel sides equal
Every
2
2pi r^2 + 2pi rh
Isosceles
48. In the pythagorean theorm a^2 + b^2 = c^2 - c is called the ______
Parabola
Hyotenuse
Radius
Line
49. The absolue value of the difference of the coordinates of any two points on the real number line
1/3 pi r^2 h
N!/(r!(n - r)!)
Distance
Hyperbola
50. 1/a^n can also be written as a to the ______
1/2 (d1 + d2)
Parabola parallel line
n
Commutative