SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
Search
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. What is the formula for a square if you only know the length of the diaganol
N!/(r!(n - r)!)
1/2 (d)^2
1
Scalene
2. Is a polygon that is both equilateral and equangular
((n -2) (180))/n
Regular polygon
Vertical
x
3. Two distinct straight lines can intersect at most at only one point
Hypotenuse
Added
Parallelogram
One
4. Two angles with a common vertex and with sides that are 2 pairs of opposite rays
Function single
Vertical
Perpendicular
Associative
5. A __________of a circle is a line segment drawn from the center of the circle to any point on the circle
Hypotenuse
4pi r^2
Arc
Radius
6. A __________is any process that assigns a ___________value of y to each number of x
Congruence
0
Function single
Ax+ by = c
7. A point has no ________or thickness
2
N!/(r!(n - r)!)
Parallel
Size
8. The __________property of multiplicaiton for every real numver a - for every real number b ab= ba
Multiply
Commutative
Parabola parallel line
N!/ (n - r)!
9. A line that joins the midpoint of two sides of a triangle is called the__________
1/2bh
Mildline
Ab
Commutative
10. What is the formula for the area of a circle
(pi)r ^2
Distributive
N!/(r!(n - r)!)
Vertices
11. If a=0 in a quadratic formula - the quadratic is reduced to a linear function and a ____________
Isosceles
Straight line
1/3 pi r^2 h
Right
12. When proving 2 polygons are similar - what is the formula you use (hint: n= the number of sides)
((n -2) (180))/n
Scalene
Regular polygon
Parabola
13. A line that divides a line segment into two congruent segments
Associative
Hypotenuse
Bisector
Isosceles
14. A triangle whose sides are equal
0
Equilateral
I
Circle
15. What is 4 to the power of 1/2 or 4^1/2
2
G value
0
1
16. What is the square of ((x1-x2) + (y1- y2)) =
Inverse
Distance between 2 points
G value
Point slope formula
17. The __________property of additon says that fro every real number a - ther is a real number such that a + - a = - a+ a = 0
Side square root
0
Inverse
D/c
18. Two angles with a common vertex and a common side but no common interior points
A^3
Secant
Acute
Adjacent
19. A parallelogram that has tow adjacent sides that are equal and whose sides are perpendicular to each other
Addition subtration
Circumscribed circle
Rhomus
Ellipse
20. What is the linear equation where a - b and c are constants b cannot = 0
Multiply
Ax+ by = c
Reflex
Addition subtration
21. A triangle with a 90 degrees angle
Isosceles
Radius
N!/(r!(n - r)!)
Right
22. 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 __________or a __________ or __________(b=0 and a=c)
Y
Point circle does not exist
Subtract substitute
Hyotenuse
23. What is the formula for the area of a square
S^2
Every
n
Side square root
24. What are the 2 formulas to calculate the circumference of a circle
Bisector
Pi(d) 2(pi)r
Rhomus
D/c
25. 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
Factor
1
Equal
Factoral
26. When solving a system of equation involving quadratics and one is linear and the other is quadratic - solve the _______ first - then substitue the found value into the quadratic and solve for the other unknown
Linear substitute
n
Positive
Rectangle
27. ___________is a quadrilateral whose opposite sides are parallel
n
Right
Parallelogram
Associative
28. An angle whose measure is larger than 90 degrees but less than 180 degrees
Equiangular polygon
Plane
Obtuse angle
Circumscribed circle
29. Is a polygon whose angles are equal in measurement
Altitude
Equiangular polygon
Factor
Commutative
30. What is the closure property of addition - for every real number a - for every real number b ______________ is a real number
Radius
D/c
Bc
A+b
31. 1/a^n can also be written as a to the ______
2
n
Bc
Radius
32. 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)
Associative
(n/360) X 2pi r
Ratio
x
33. A triangle with having at least 2 equal sides
Isosceles
0
Arc
Reflexive
34. 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
180
4pi r^2
Acute
Transitive
35. 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 ___________
Every
Extranous excluded
Factoral
N!/ (n - r)!
36. The y value of the vertex of parabola is the equation
Vertices
Supplementary
(4ac - b^2)/4a
Bh
37. The perimeter of a polygon is equal to the ________of sides X the _____________ of sides
Inverse
Adjacent
Length number
Central angle
38. To calculate the diagnol of a square you multipy any ______by the _______________of 2
Commutative
Scalene
Apothem
Side square root
39. The value of y where a point intersects the x axis = __________
0
Exponent
1
Rectangle
40. A line that intersects a circle in tow point is called the _______
Multiply
Rectangle
Secant
Radius
41. i^2 = _____________
Regular polygon
Rectangle
1
Radius
42. A _________ number is a number that can be written in the form of a + bi
Exponent
Complex
Transitive
Downward
43. For each real number a - for each real number b - if a= b - then b=a
Consecutive angles
Symmetric
0
Obtuse
44. In order to decimal to a percentage you need to ______ by 100
N!/(r!(n - r)!)
Multiply
(4ac - b^2)/4a
Congruent
45. What is the closure property of multiplication for every real number a - for every real number b _________ is a real number
Size
Ab
Length number
0
46. The least common multiple is the smallest quantity divisible by ______ number of the set
Every
Slope
G value
0
47. Is a polygon whose sides are equal in measure
Equilateral polygon
Function single
Y
Congruent
48. A ray _________ divides the angle into 2 angles that have equal measure
Bisect
Collinear
Addition subtration
Scalene
49. If a triangle has two congruent sides then it is an _________triangle
Reflexive
0
Added
Isosceles
50. In a quadratic formula if the a value of the parabola is less than 0 the parabola opens ___________
(pi)r ^2
Coplanar
Downward
Equal