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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 square of 0 is _____
Multiply
1/3Bh
x over 100
0
2. A line that joins the midpoint of two sides of a triangle is called the__________
Vertical
Adjacent
Mildline
Point slope formula
3. The set of all points on a half line and the dividing point itself
Factoral
Ray
0
Apothem
4. The y value of the vertex of parabola is the equation
0
(4ac - b^2)/4a
Chord
Y
5. A triangle whose sides are equal
Mildline
Equilateral
Acute
Linear substitute
6. A collection of points lying on a flat surface that extend indefinitely in any direction
Plane
1
Hypotenuse
Equiangular
7. When you see f of g replace the x in f(x) with the ___________
G value
1
Pi(d) 2(pi)r
Multiply
8. How do you calculate the area of a trapezoid (hint h= altitude - perpendicular segment)
Acute
Exterior angle
1/2h (b1 + b2)
Ax+ by = c
9. Log base b to the b = ____________
1
Distance between 2 points
1/3Bh
Dependent
10. What is the area of a pyramid or cone (hint B= area of Base)
(n/360) X 2pi r
1/3Bh
Roots
A+b
11. Positions = number of position can be calculated by finding the ______ of the total number of items
Bh
Chord
Factoral
Point circle does not exist
12. If you want to convert a fraction to a percentage you need to make it =
Equiangular polygon
x over 100
Reflex
Altitude
13. If a=0 in a quadratic formula - the quadratic is reduced to a linear function and a ____________
Apothem
Straight line
Hyotenuse
(c+d)/d
14. A ray _________ divides the angle into 2 angles that have equal measure
Commutative
Parallel
Bisect
Ellipse
15. An angle whose measure is 180 degrees
Commutative
Ellipse
Straight
0
16. A __________________ is a circle passing through all the vertices of a polygon
Equilateral polygon
Perpendicular
Circle
Circumscribed circle
17. 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
Side square root
Addition subtration
Plane
Equal
18. For each real number a - for each real number b - if a= b - then b=a
S^2
Symmetric
Negative
I
19. The _________property of addition says that for every real number a - for every real number b for every real number c (a+b) + c = a + (b+c)
Pi r^2 h
Associative
Downward
Distance
20. What property of equality says that a=a
N!/ (n - r)!
Ab
Reflexive
Pi(d) 2(pi)r
21. Is a polygon whose angles are equal in measurement
Positive
Equiangular polygon
A+b
Function single
22. What is the formula for a combination (where order matters)
Downward
Hyotenuse
Chord
N!/(r!(n - r)!)
23. What is the volume of a sphere with a radius r
Extranous excluded
Reflex
Added
4/3 pi r^3
24. A closed three sided figure is called a ____________
Complex
180
Complimentary
Triangle
25. When you find the inverse of a function switch the x value with a ____ - solve for y
n
Y
Pi r^2 h
Slope
26. A ___________is a figure with the same number of sides as angles
Complimentary
Ab
Hyotenuse
Polygon
27. An angle whose measure is 90 degrees
Equilateral
Right angle
Ray
Length number
28. In order to decimal to a percentage you need to ______ by 100
Congruent
Symmetric
Scalene
Multiply
29. The surface area of a cube is what formula
1
Acute
6a^2
Ab
30. In the law of proportion if a/b = c/d then (a - b)/b =
(c - d)/d
Complex
Reflex
A(bc)
31. What is the formula for the area of a circle
Isosceles
Complimentary
(pi)r ^2
Lw
32. To calculate the diagnol of a square you multipy any ______by the _______________of 2
Vertices
Multiply
Side square root
Negative
33. A line that intersects a circle in tow point is called the _______
Secant
Altitude
Adjacent
Point circle does not exist
34. When calculating the probability of mutually exclusive event y (can not occur simultaniously) you need to ______their seperate probabilities (uses the word 'or')
Isosceles
Downward
Added
Ellipse
35. The __________of a triangle is a line segment from a vertex of the triangle perpendicular to the opposite side
1
Altitude
Parabola
A^3
36. A line segment joining two poing on a circle is called a ________
Chord
Extranous excluded
1/2 (d1 + d2)
1
37. 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
2pi r^2 + 2pi rh
Equiangular
Transitive
Bisector
38. The volume of a cube is
Central angle
Complimentary
n
A^3
39. A set of points in the seame plane equidistant from a fixed point - called its center
Circle
G value
Addition subtration
1
40. What type of trapezoid has its non parallel sides equal
Isosceles
Acute
Square
Acute
41. The graph of y= ax^2 + bx + c is a curve know as a ____________
Acute
Y
Straight
Parabola
42. 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 ___________
Chord
One
Extranous excluded
Ratio
43. Wha tis the volume of a right circular cylinder with a radius of r and a height of h
Slope
Symmetric
Pi r^2 h
Median
44. 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
N!/(r!(n - r)!)
A x b x c
Straight line
Altitude
45. A triangle with three acute angles (less than 90 degrees)
Mildline
(c - d)/d
Slope
Acute
46. A _________ number is a number that can be written in the form of a + bi
N!/ (n - r)!
Quadratic formula
Complex
1/3Bh
47. If all points lie in the same plane they are __________
N!/ (n - r)!
Coplanar
D/c
Distributive
48. Two angles whose sum totals 90 degrees
Altitude
Arc
(c - d)/d
Complimentary
49. Two angles with a common vertex and a common side but no common interior points
Obtuse
Hyperbola
Adjacent
Associative
50. ___________is a quadrilateral whose opposite sides are parallel
Altitude
Ray
1/2h (b1 + b2)
Parallelogram