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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. A line segment joining two poing on a circle is called a ________
Added
Scalene
Chord
A+b
2. The greatest common factor is the largest __________that is common to all member of the set
2pi r^2 + 2pi rh
0
One
Factor
3. A portion of a circle is called an ________ of the circle
Arc
Chord
Coplanar
Isosceles
4. A __________________ is a circle passing through all the vertices of a polygon
A^3
Ellipse
Circumscribed circle
Congruence
5. 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
Central angle
Supplementary
Quadratic formula
A x b x c
6. Is a polygon whose sides are equal in measure
(4ac - b^2)/4a
A(bc)
Equilateral polygon
Distance between 2 points
7. Three or more points are said to be ___________if an only if they lie on the same line
Square
Collinear
Reflexive
((n -2) (180))/n
8. An angle whose measure is larger than 90 degrees but less than 180 degrees
Complex
Equal
Obtuse angle
2
9. When solving a system of equation with 2 quadratic function - first __________ one equation from the other equation to find isolate one variable - solve for that variable - then ______ and solve for the other variable
1
Subtract substitute
Congruence
Complex
10. When calculating the probability of independent events you need to __________ (words like and &' followed by' )
Obtuse
Multiply
Obtuse angle
Factoral
11. In order to decimal to a percentage you need to ______ by 100
Scalene
Supplementary
1/2bh
Multiply
12. 1/a^n can also be written as a to the ______
n
Associative
1
Straight
13. A ___________is a figure with the same number of sides as angles
Polygon
Acute
Circumscribed circle
Angle
14. When calculating the probability of mutually exclusive event y (can not occur simultaniously) you need to ______their seperate probabilities (uses the word 'or')
Length number
b/2a
Added
Pi r^2 h
15. The __________property of additon says that fro every real number a - ther is a real number such that a + - a = - a+ a = 0
1/3 pi r^2 h
Triangle
Inverse
Extranous excluded
16. If a=0 in a quadratic formula - the quadratic is reduced to a linear function and a ____________
Straight line
Acute
Symmetric
Mildline
17. A __________is any process that assigns a ___________value of y to each number of x
Congruence
Function single
Equilateral
n
18. What is the formula for the area of a rhomus - (hint d= diagonal)
Right
Vertices
Point line
1/2 (d1 + d2)
19. A line that divides a line segment into two congruent segments
Regular polygon
Radius
Reflex
Bisector
20. The surface area of a cube is what formula
Isosceles
6a^2
I
4/3 pi r^3
21. The square of both a positive number and a negative real number is _____________
Positive
Ray
Hypotenuse
Chord
22. The volume of a cube is
Secant
Point line
A^3
Extranous excluded
23. What is the area of a pyramid or cone (hint B= area of Base)
Equilateral
Symmetric
Quadratic formula
1/3Bh
24. An angle whose measure is 180 degrees
Exterior angle
Straight
x
Reflexive
25. A set of points in the seame plane equidistant from a fixed point - called its center
Circle
Hyotenuse
Positive
Multiply
26. Wha tis the volume of a right circular cylinder with a radius of r and a height of h
Right angle
Pi r^2 h
Rectangle
Ray
27. The ____________ says y - y1= m(x-x1)
Point slope formula
x
Positive
4pi r^2
28. A rhomus with a right angle
G value
Index
Straight
Square
29. The value of y where a point intersects the x axis = __________
Triangle
Vertices
Ratio
0
30. Two distinct straight lines can intersect at most at only one point
Scalene
One
Y
Line
31. To find the x intersept we need to make __________= 0
Bisector
Hypotenuse
Y
1/2 (d1 + d2)
32. What is the formula for a combination (where order matters)
N!/(r!(n - r)!)
N!/ (n - r)!
Chord
S^2
33. 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)
Chord
Pi(d) 2(pi)r
Vertices
Addition subtration
34. What is the formula for the area of a circle
Congruent
4/3 pi r^3
Hyperbola
(pi)r ^2
35. The possible solution of a quadratic equatin ax^2 + bx + c= 0 are called the_______
Symmetric
I
Ab
Roots
36. The segment from the center of the polygon perpendicular to as side of the polygon
Dependent
Apothem
Equal
Distance
37. What is the closure property of multiplication for every real number a - for every real number b _________ is a real number
Angle
Hyotenuse
Ab
Distributive
38. What is the formula for a square if you only know the length of the diaganol
Factoral
1/2 (d)^2
Addition subtration
(pi)r ^2
39. The associative property of multiplicaiton for every real number a - for every realy number b for every real number c (ab)c = ______
A(bc)
Circle
N!/ (n - r)!
Every
40. What is the formula to calculate the area of a rectangle
0
(c+d)/d
Lw
n
41. What is the surface area of a sphere with a radius r
Y
4pi r^2
Reflex
Square
42. To calculate a permutation (order does not matter) what is the formula
Triangle
Adjacent
Index
N!/ (n - r)!
43. The sum of the interior angles of a triangle = ___________
Multiply
Added
180
Multiply
44. For each real number a - for each real number b - if a= b - then b=a
Symmetric
Complex
Roots
Polygon
45. A line that intersects a circle in tow point is called the _______
1
Rectangle
Secant
Radius
46. A triangle with no equal sides
Scalene
Bh
Area of a polygon
Commutative
47. Two angles with a common vertex and a common side but no common interior points
Adjacent
Scalene
Ratio
Function single
48. The square of 0 is _____
Obtuse
0
Slope
((n -2) (180))/n
49. What is the linear equation where a - b and c are constants b cannot = 0
Regular polygon
Ax+ by = c
Angle
Commutative
50. The value of x where a point intersects the Y axis= ___________
0
A x b x c
Secant
(4ac - b^2)/4a