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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. An angle whose measure is greater than 180 degrees and less than 360 degrees
Reflex
D/c
Equal
Dependent
2. The square of 0 is _____
Pi(d) 2(pi)r
Angle
Equilateral
0
3. What is the linear equation where a - b and c are constants b cannot = 0
Pi(d) 2(pi)r
Negative
Angle
Ax+ by = c
4. 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
Plane
Acute
Acute
Linear substitute
5. A closed three sided figure is called a ____________
0
Supplementary
x
Triangle
6. In the law of proportion if a/b = c/d then b/a =
D/c
Right angle
1/3Bh
Congruence
7. What is the formula the formula for an arc if you know the radius and the n= central angle
(n/360) X 2pi r
Slope
Acute
Complex
8. The value of y where a point intersects the x axis = __________
0
Point slope formula
Function single
1/3Bh
9. 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)
One
Hyperbola
(c+d)/d
Ab
10. A __________________ is a circle passing through all the vertices of a polygon
Parallel
1
Circumscribed circle
Apothem
11. If you want to convert a fraction to a percentage you need to make it =
x over 100
2pi r^2 + 2pi rh
Straight line
Reflex
12. How do you calculate the area of a trapezoid (hint h= altitude - perpendicular segment)
Square
Angle
1/2h (b1 + b2)
Collinear
13. What property of equality says that a=a
Reflexive
x over 100
Isosceles
Regular polygon
14. The perimeter of two similar polygons have the same ratio as the measure of any pair of corresponding line segments of the polygon
b/2a
1/3 pi r^2 h
Median
Ratio
15. The measure of a minor arc is the measure of the __________that intercepts the arc
Central angle
Side square root
Exterior angle
Radius
16. A triangle with one obtuse angle (angle greater than 90 degrees) is
4/3 pi r^3
Obtuse
Side square root
Parallel
17. A triangle with a 90 degrees angle
Right
Side square root
Complex
Hyperbola
18. If a=0 in a quadratic formula - the quadratic is reduced to a linear function and a ____________
Y
Point circle does not exist
Straight line
Ray
19. For each real number a - for each real number b - if a= b - then b=a
Symmetric
Commutative
Adjacent
Isosceles
20. 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)
Positive
Acute
Line
Addition subtration
21. The __________property of additon says that fro every real number a - ther is a real number such that a + - a = - a+ a = 0
Inverse
Obtuse angle
Vertices
Bh
22. ___________is a quadrilateral whose opposite sides are parallel
1/2bh
Side square root
Parallelogram
1
23. The graph of y= ax^2 + bx + c is a curve know as a ____________
Parabola
Isosceles
Point circle does not exist
Right angle
24. A line segment joining two poing on a circle is called a ________
Chord
Distance
Added
Bisector
25. Use ____________= 1/2a X p (where a = apothem and p = the perimeter)
Point circle does not exist
Radius
Exponent
Area of a polygon
26. To calculate a permutation (order does not matter) what is the formula
N!/ (n - r)!
Isosceles
Bisector
Negative
27. Two angles with a common vertex and with sides that are 2 pairs of opposite rays
Radius
Trapezoid
4/3 pi r^3
Vertical
28. A set of points in the seame plane equidistant from a fixed point - called its center
Factor
Circle
Distance
Congruent
29. A triangle whose sides are equal
Equilateral
G value
n
0
30. The __________property of multiplicaiton for every real numver a - for every real number b ab= ba
Reflexive
b/2a
Reflex
Commutative
31. Angles that are equal
D/c
Congruent
Trapezoid
Factoral
32. Is a polygon whose angles are equal in measurement
Equiangular polygon
Congruent
Supplementary
Positive
33. If all points lie in the same plane they are __________
Scalene
Exponent
Bisector
Coplanar
34. A triangle whose angles all equal 60 degrees
Ratio
Equiangular
Complex
Equilateral
35. Two distinct straight lines can intersect at most at only one point
Factoral
One
Trapezoid
Symmetric
36. When calculating the number of sides in a polygon make 360 degrees/ n = ______________
Consecutive angles
Parallel
Plane
Exterior angle
37. What is the formula for the area of a triangle
Distance between 2 points
N!/ (n - r)!
1/2bh
Complex
38. To calculate the diagnol of a square you multipy any ______by the _______________of 2
Isosceles
1/2bh
Side square root
Quadratic formula
39. The least common multiple is the smallest quantity divisible by ______ number of the set
Downward
Ellipse
1
Every
40. The _______ tells how many times the root needs to be multiplied by itself
2pi r^2 + 2pi rh
Quadratic formula
Multiply
Index
41. Distance from a ___________ to a _________ is the measure of the perpendicular line segment from the point to that line
(c+d)/d
Size
Point line
(c - d)/d
42. The associative property of multiplicaiton for every real number a - for every realy number b for every real number c (ab)c = ______
Arc
A(bc)
Perpendicular
Isosceles
43. 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
Equilateral
Size
I
Transitive
44. A line segment connecting a vertex of a triangle and the midpoint of the opposite side is called a __________ of a triangle
Acute
n
Secant
Median
45. A line that divides a line segment into two congruent segments
((n -2) (180))/n
Bisector
Point slope formula
Every
46. What is the square of ((x1-x2) + (y1- y2)) =
Acute
Equilateral
Hypotenuse
Distance between 2 points
47. What type of trapezoid has its non parallel sides equal
Acute
Isosceles
Side square root
Adjacent
48. A parallelogram that has tow adjacent sides that are equal and whose sides are perpendicular to each other
Equal
Equilateral
Rhomus
Negative
49. What is the volume of a cone
Side square root
Congruence
1/3 pi r^2 h
4/3 pi r^3
50. Three or more points are said to be ___________if an only if they lie on the same line
Obtuse
Transitive
Collinear
Rhomus