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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 __________of a circle is a line segment drawn from the center of the circle to any point on the circle
Radius
Coplanar
Every
Line
2. A ray _________ divides the angle into 2 angles that have equal measure
Bisect
Quadratic formula
Right
Straight
3. The x value of the vertex of a parabola is the equation
A x b x c
Parallel
b/2a
Factor
4. The _______ tells how many times the root needs to be multiplied by itself
Downward
Associative
(pi)r ^2
Index
5. To find the x intersept we need to make __________= 0
1/3 pi r^2 h
Arc
Y
0
6. What is the formula for the area of a triangle
1/2bh
Inverse
1
Triangle
7. The ____________ says y - y1= m(x-x1)
Rectangle
Point slope formula
Factoral
Parallel
8. An angle whose measure is 90 degrees
Right angle
Equilateral
Arc
Pi r^2 h
9. A point has no ________or thickness
Size
1/2h (b1 + b2)
Equiangular polygon
(pi)r ^2
10. Distance from a ___________ to a _________ is the measure of the perpendicular line segment from the point to that line
Point line
Vertical
1
Perpendicular
11. In the law of proportion if a/b = c/d then b/a =
Pi(d) 2(pi)r
Straight line
D/c
1/2bh
12. The set of all points on a half line and the dividing point itself
G value
Supplementary
Complex
Ray
13. 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 __________ (b^2-4ac greater then 0)
Trapezoid
Hyperbola
Radius
I
14. What is the linear equation where a - b and c are constants b cannot = 0
x
Ax+ by = c
Hyperbola
N!/(r!(n - r)!)
15. The measure of a minor arc is the measure of the __________that intercepts the arc
1/3Bh
Central angle
Scalene
Vertical
16. To calculate the diagnol of a square you multipy any ______by the _______________of 2
Point slope formula
Isosceles
Side square root
Multiply
17. Wha tis the volume of a right circular cylinder with a radius of r and a height of h
4pi r^2
Roots
Size
Pi r^2 h
18. y2- y1 divided by x2- x1 = the ____________
Slope
Square
180
1
19. A rhomus with a right angle
Multiply
1/3 pi r^2 h
(n/360) X 2pi r
Square
20. The __________ of a regular polygon is the segment joining an vertex with the center of the polygon
D/c
Pi r^2 h
Radius
Adjacent
21. An angle whose measure is larger than 0 degrees but smaller than 90 degrees
Rhomus
b/2a
Acute
2pi r^2 + 2pi rh
22. 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
x
Equal
D/c
Ellipse
23. What is the formula for the area of a square
Secant
Square
Isosceles
S^2
24. If a=0 in a quadratic formula - the quadratic is reduced to a linear function and a ____________
1/2 (d1 + d2)
Straight line
b/2a
Positive
25. What is the formula for the area of a circle
A^3
Chord
(pi)r ^2
Subtract substitute
26. That points of intersection on a triangle are called its _____________
Obtuse angle
Distributive
Vertices
Vertical
27. The inverse property of multiplication says that for every real number a - a cannot = 0 ther is a real number a^____such that a X a ^____ = a^____ X a =1
1
Y
Equilateral
Parallelogram
28. The _______says for every reals number a - for every real number b and for every real number c - a(b+c) = ab + ac
Parallelogram
D/c
Distributive
Linear substitute
29. A collection of points lying on a flat surface that extend indefinitely in any direction
(c+d)/d
Perpendicular
Straight line
Plane
30. What is the square of ((x1-x2) + (y1- y2)) =
Isosceles
Angle
1
Distance between 2 points
31. 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
(pi)r ^2
Length number
Bisector
Transitive
32. A triangle with no equal sides
Multiply
Distributive
Scalene
Subtract substitute
33. A set of points in the seame plane equidistant from a fixed point - called its center
Consecutive angles
Circle
Collinear
Hyperbola
34. When calculating the number of sides in a polygon make 360 degrees/ n = ______________
Exterior angle
Reflex
Size
Obtuse
35. The __________property of additon says that fro every real number a - ther is a real number such that a + - a = - a+ a = 0
4pi r^2
Inverse
Transitive
Index
36. When you find the inverse of a function switch the x value with a ____ - solve for y
Y
Function single
Lw
2
37. What is the closure property of multiplication for every real number a - for every real number b _________ is a real number
Size
A+b
0
Ab
38. 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)
4pi r^2
(c+d)/d
Ellipse
Secant
39. Every real number is a ______________
Hypotenuse
(4ac - b^2)/4a
Complex
Pi r^2 h
40. The volume of a cube is
Area of a polygon
1/3Bh
A^3
Isosceles
41. The segment from the center of the polygon perpendicular to as side of the polygon
Apothem
Isosceles
Exponent
1/3 pi r^2 h
42. A line that joins the midpoint of two sides of a triangle is called the__________
Bh
1
Congruence
Mildline
43. 1/a^n can also be written as a to the ______
(c - d)/d
n
0
Isosceles
44. A portion of a circle is called an ________ of the circle
1/3 pi r^2 h
Arc
Coplanar
Roots
45. Log base b to the b^x =
1
A(bc)
Ratio
x
46. The perimeter of two similar polygons have the same ratio as the measure of any pair of corresponding line segments of the polygon
Linear substitute
Ratio
Index
Equal
47. A triangle with a 90 degrees angle
Right
Square
Subtract substitute
Consecutive angles
48. The associative property of multiplicaiton for every real number a - for every realy number b for every real number c (ab)c = ______
0
1/2bh
Point line
A(bc)
49. What is the formula the formula for an arc if you know the radius and the n= central angle
(c+d)/d
(n/360) X 2pi r
Extranous excluded
Parabola parallel line
50. The union of two rays having the same end point
Equiangular polygon
Quadratic formula
1
Angle