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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 value of x where a point intersects the Y axis= ___________
Distance
I
0
Arc
2. Two angles whose sum totals 90 degrees
Negative
Regular polygon
Size
Complimentary
3. That points of intersection on a triangle are called its _____________
Pi r^2 h
Scalene
Vertices
G value
4. A triangle with no equal sides
Lw
Scalene
Congruence
Multiply
5. A portion of a circle is called an ________ of the circle
Arc
Reflexive
Distance
One
6. An angle whose measure is larger than 90 degrees but less than 180 degrees
Right
Equilateral
Linear substitute
Obtuse angle
7. In the law of proportion if a/b = c/d then (a+b)/ b =
(c+d)/d
Reflexive
0
Negative
8. The x value of the vertex of a parabola is the equation
b/2a
x over 100
Bc
Y
9. i^2 = _____________
Hyperbola
Congruent
Distance
1
10. What is the area of a pyramid or cone (hint B= area of Base)
Isosceles
Right angle
1/3Bh
Bc
11. The perimeter of a polygon is equal to the ________of sides X the _____________ of sides
2pi r^2 + 2pi rh
Length number
n
Hyperbola
12. Operation in steps = if an event a ways and followed by b ways followed by c ways the total number of ways it can be done is
Ratio
Transitive
Straight line
A x b x c
13. What is the closure property of multiplication for every real number a - for every real number b _________ is a real number
Inverse
N!/(r!(n - r)!)
Ab
Straight
14. A _________ number is a number that can be written in the form of a + bi
Median
Bh
Size
Complex
15. What is the square of ((x1-x2) + (y1- y2)) =
Obtuse
Distance between 2 points
1/2h (b1 + b2)
Vertices
16. A __________is any process that assigns a ___________value of y to each number of x
Function single
Ratio
Obtuse
Circumscribed circle
17. A line segment connecting a vertex of a triangle and the midpoint of the opposite side is called a __________ of a triangle
Size
Median
Added
Trapezoid
18. A triangle whose angles all equal 60 degrees
Congruence
Index
Distance between 2 points
Equiangular
19. Use ____________= 1/2a X p (where a = apothem and p = the perimeter)
Complimentary
Collinear
Perpendicular
Area of a polygon
20. The union of two rays having the same end point
Hyperbola
Linear substitute
Angle
Addition subtration
21. A point has no ________or thickness
Rhomus
Bh
Size
Linear substitute
22. When you find the inverse of a function switch the x value with a ____ - solve for y
Size
Congruent
Y
One
23. Once you find the roots of a radical equation you must check them to see if any are __________roots (which means they are not equal when plugged back into the original formula) these roots must be ___________
0
Extranous excluded
Isosceles
Index
24. What is the formula for the area of a triangle
Secant
Size
1/2bh
Apothem
25. When you see f of g replace the x in f(x) with the ___________
Rhomus
G value
Supplementary
S^2
26. In a logarithm the answer following the = sign is the __________
Function single
Vertices
Exponent
Roots
27. A closed three sided figure is called a ____________
Multiply
Congruent
Triangle
Right
28. A triangle with three acute angles (less than 90 degrees)
One
6a^2
(c+d)/d
Acute
29. A ray _________ divides the angle into 2 angles that have equal measure
Bisect
Rhomus
x
Multiply
30. 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 line
4/3 pi r^3
Area of a polygon
Addition subtration
31. A __________of a circle is a line segment drawn from the center of the circle to any point on the circle
Polygon
Radius
Consecutive angles
Side square root
32. What is the formula the formula for an arc if you know the radius and the n= central angle
Congruent
G value
(n/360) X 2pi r
Acute
33. What is the surface area of a sphere with a radius r
Rhomus
4pi r^2
2
b/2a
34. The square of a real number cannot be ___________
Apothem
n
1
Negative
35. What is the linear equation where a - b and c are constants b cannot = 0
Mildline
Point circle does not exist
Ax+ by = c
Bisect
36. To calculate a permutation (order does not matter) what is the formula
Y
N!/ (n - r)!
6a^2
Complimentary
37. An angle whose measure is 180 degrees
Radius
Straight
Pi(d) 2(pi)r
Ellipse
38. Two or more distinct lines are said to be ____________ if and only if they are coplanar and they do no intersect
Adjacent
Circle
A^3
Parallel
39. A parallelogram with right angles and equal diagonals
Side square root
Ray
Rectangle
Multiply
40. 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
Distributive
Ab
Parallelogram
41. Two angles with a common vertex and with sides that are 2 pairs of opposite rays
Line
Vertical
N!/ (n - r)!
1
42. What type of trapezoid has its non parallel sides equal
Ratio
Isosceles
2pi r^2 + 2pi rh
1/2 (d)^2
43. y2- y1 divided by x2- x1 = the ____________
S^2
Hyotenuse
Pi r^2 h
Slope
44. In a function the x value is the ___________variable
Angle
Dependent
Commutative
Chord
45. The __________of a triangle is a line segment from a vertex of the triangle perpendicular to the opposite side
0
Point line
Vertices
Altitude
46. The __________ of a regular polygon is the segment joining an vertex with the center of the polygon
Pi r^2 h
Bc
Symmetric
Radius
47. The __________property of additon says that fro every real number a - ther is a real number such that a + - a = - a+ a = 0
Downward
1/2h (b1 + b2)
Inverse
Vertical
48. Is a polygon whose sides are equal in measure
Equilateral polygon
Obtuse
Addition subtration
Scalene
49. The side of a right triangle opposite the right angle
Right
Right angle
Addition subtration
Hypotenuse
50. In order to decimal to a percentage you need to ______ by 100
Factor
x over 100
Scalene
Multiply
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