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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. Angles that are equal
Congruent
Linear substitute
Pi r^2 h
1/2 (d)^2
2. Is a polygon whose angles are equal in measurement
Radius
Equiangular polygon
Inverse
Hyperbola
3. The measure of a minor arc is the measure of the __________that intercepts the arc
Complex
Triangle
Central angle
1
4. 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)
Straight line
Slope
Hyperbola
N!/(r!(n - r)!)
5. What is the linear equation where a - b and c are constants b cannot = 0
Bc
Obtuse angle
Ax+ by = c
Subtract substitute
6. A point has no ________or thickness
Circumscribed circle
Median
Size
Obtuse angle
7. Every real number is a ______________
Complex
Reflexive
Radius
Straight
8. The associative property of multiplicaiton for every real number a - for every realy number b for every real number c (ab)c = ______
Right angle
A(bc)
A+b
1
9. Is a polygon that is both equilateral and equangular
Regular polygon
Bisector
Vertices
0
10. The volume of a cube is
1/2bh
Inverse
A^3
Rectangle
11. The possible solution of a quadratic equatin ax^2 + bx + c= 0 are called the_______
Perpendicular
Roots
Exponent
1
12. 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
Subtract substitute
Side square root
Bisect
x
13. When calculating the probability of mutually exclusive event y (can not occur simultaniously) you need to ______their seperate probabilities (uses the word 'or')
Added
Extranous excluded
Point circle does not exist
2pi r^2 + 2pi rh
14. A rhomus with a right angle
Inverse
Bisect
Square
Consecutive angles
15. An angle whose measure is greater than 180 degrees and less than 360 degrees
Reflex
Parabola parallel line
Ray
1/2bh
16. The segment from the center of the polygon perpendicular to as side of the polygon
Arc
Bc
Downward
Apothem
17. The __________property of additon says that fro every real number a - ther is a real number such that a + - a = - a+ a = 0
Downward
Inverse
Adjacent
Ellipse
18. In the law of proportion if a/b = c/d then ad =
1/2 (d1 + d2)
Trapezoid
2
Bc
19. What is the formula for a combination (where order matters)
N!/(r!(n - r)!)
Consecutive angles
Distributive
4/3 pi r^3
20. A line that intersects a circle in tow point is called the _______
Line
Index
Secant
Apothem
21. What is the formula for the area of a circle
(pi)r ^2
I
Obtuse angle
Parabola
22. A parallelogram with right angles and equal diagonals
6a^2
A(bc)
Rhomus
Rectangle
23. To find the x intersept we need to make __________= 0
Point slope formula
Side square root
Commutative
Y
24. When calculating the number of sides in a polygon make 360 degrees/ n = ______________
Exterior angle
Lw
Right angle
Inverse
25. The x value of the vertex of a parabola is the equation
b/2a
Reflexive
(c - d)/d
Extranous excluded
26. The _______says for every reals number a - for every real number b and for every real number c - a(b+c) = ab + ac
1/2 (d1 + d2)
Central angle
Area of a polygon
Distributive
27. The y value of the vertex of parabola is the equation
1/2 (d)^2
Every
(4ac - b^2)/4a
Distributive
28. The __________of a triangle is a line segment from a vertex of the triangle perpendicular to the opposite side
Exponent
A x b x c
Altitude
I
29. 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
Supplementary
0
One
A x b x c
30. The perimeter of two similar polygons have the same ratio as the measure of any pair of corresponding line segments of the polygon
Size
D/c
Ratio
Distance between 2 points
31. If all points lie in the same plane they are __________
Coplanar
Subtract substitute
Acute
Parabola parallel line
32. A triangle with no equal sides
Scalene
Isosceles
n
Ratio
33. A __________________ is a circle passing through all the vertices of a polygon
Circumscribed circle
Perpendicular
Negative
Congruence
34. In complex numbers the square root of -1 = ______
Hypotenuse
Adjacent
Ax+ by = c
I
35. In a function the x value is the ___________variable
6a^2
Dependent
G value
Circumscribed circle
36. 2 angles that have their vertices at the endpoints of the same side of a parallelogram are called ____________________
Consecutive angles
Ellipse
Function single
Area of a polygon
37. In the law of proportion if a/b = c/d then (a+b)/ b =
1/2bh
(c+d)/d
Distance
N!/(r!(n - r)!)
38. 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)
Polygon
Distance
Lw
Addition subtration
39. A set of points in the seame plane equidistant from a fixed point - called its center
Point line
Coplanar
Reflex
Circle
40. The __________property of multiplicaiton for every real numver a - for every real number b ab= ba
Reflex
Triangle
I
Commutative
41. The set of all points on a half line and the dividing point itself
D/c
1
Ray
Multiply
42. Two distinct straight lines can intersect at most at only one point
Reflexive
Size
Parallel
One
43. i^2 = _____________
G value
1
Equiangular
Subtract substitute
44. Distance from a ___________ to a _________ is the measure of the perpendicular line segment from the point to that line
Mildline
Multiply
Point line
Multiply
45. In order to decimal to a percentage you need to ______ by 100
Slope
Multiply
Y
Straight
46. The square of 0 is _____
Congruent
1
Hypotenuse
0
47. If a=0 in a quadratic formula - the quadratic is reduced to a linear function and a ____________
Supplementary
1/2bh
Pi(d) 2(pi)r
Straight line
48. 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
Equal
Adjacent
Right
Every
49. What is the closure property of addition - for every real number a - for every real number b ______________ is a real number
A+b
Right
Vertical
Function single
50. A triangle with one obtuse angle (angle greater than 90 degrees) is
Obtuse
Distance
Obtuse angle
Index