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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. The segment from the center of the polygon perpendicular to as side of the polygon
Apothem
Associative
Hyotenuse
Every
2. Is a polygon whose angles are equal in measurement
Exponent
Isosceles
0
Equiangular polygon
3. An angle whose measure is 180 degrees
Collinear
Transitive
Straight
Commutative
4. 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
Ab
n
1
((n -2) (180))/n
5. That points of intersection on a triangle are called its _____________
Acute
Y
A+b
Vertices
6. In a logarithm the answer following the = sign is the __________
Congruent
Exponent
Acute
Side square root
7. What is the linear equation where a - b and c are constants b cannot = 0
Ax+ by = c
180
Obtuse angle
Apothem
8. A line that divides a line segment into two congruent segments
Exterior angle
Complimentary
x
Bisector
9. When calculating the number of sides in a polygon make 360 degrees/ n = ______________
Transitive
Hyperbola
Isosceles
Exterior angle
10. A set of points in the seame plane equidistant from a fixed point - called its center
Ax+ by = c
4pi r^2
N!/ (n - r)!
Circle
11. How do you calculate the area of a trapezoid (hint h= altitude - perpendicular segment)
1/2h (b1 + b2)
N!/ (n - r)!
Index
Size
12. A line that intersects a circle in tow point is called the _______
Secant
Parabola parallel line
Bisect
Negative
13. The value of x where a point intersects the Y axis= ___________
(c - d)/d
1/2 (d1 + d2)
N!/(r!(n - r)!)
0
14. What is the surface area of a right circular cylinder with a radius of r and a height of h
Factor
2pi r^2 + 2pi rh
Size
0
15. The __________ of a regular polygon is the segment joining an vertex with the center of the polygon
Radius
Acute
A+b
Distance between 2 points
16. If a=0 in a quadratic formula - the quadratic is reduced to a linear function and a ____________
Straight line
Lw
Bc
Complex
17. A _________ number is a number that can be written in the form of a + bi
D/c
x over 100
Slope
Complex
18. A triangle whose sides are equal
Obtuse angle
Equilateral
Commutative
Secant
19. Distance from a ___________ to a _________ is the measure of the perpendicular line segment from the point to that line
I
Point line
N!/(r!(n - r)!)
A(bc)
20. The graph of y= ax^2 + bx + c is a curve know as a ____________
Chord
1
Scalene
Parabola
21. What is the volume of a cone
1/3 pi r^2 h
Inverse
Factoral
Bisector
22. A ___________is a figure with the same number of sides as angles
I
((n -2) (180))/n
Trapezoid
Polygon
23. Log base b to the b^x =
Factoral
Regular polygon
x
Parallelogram
24. What property of equality says that a=a
2
Trapezoid
Positive
Reflexive
25. A __________________ is a circle passing through all the vertices of a polygon
Circumscribed circle
(4ac - b^2)/4a
Distributive
S^2
26. The __________property of additon says that fro every real number a - ther is a real number such that a + - a = - a+ a = 0
Inverse
Transitive
Circle
Ray
27. ___________is a quadrilateral whose opposite sides are parallel
Supplementary
G value
Parallelogram
Reflex
28. A triangle with a 90 degrees angle
Multiply
Line
Ab
Right
29. In the law of proportion if a/b = c/d then b/a =
D/c
(c+d)/d
Collinear
Multiply
30. To calculate a permutation (order does not matter) what is the formula
Side square root
Ray
A(bc)
N!/ (n - r)!
31. Is a polygon that is both equilateral and equangular
Commutative
Regular polygon
((n -2) (180))/n
2pi r^2 + 2pi rh
32. The __________property of multiplicaiton for every real numver a - for every real number b ab= ba
1
Bh
Commutative
Bisector
33. x= - b (+ or -) square root of (b^2-4ac) divided by 2a - is called the _____________ and can be used to find the roots of a problem
Slope
1/2 (d1 + d2)
Median
Quadratic formula
34. A closed three sided figure is called a ____________
Parabola
Pi r^2 h
Bisector
Triangle
35. Positions = number of position can be calculated by finding the ______ of the total number of items
Congruent
Pi(d) 2(pi)r
Factoral
Vertices
36. 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)
Ellipse
Reflex
Linear substitute
Equiangular polygon
37. What is the formula to calculate the area of a rectangle
Lw
Line
Pi r^2 h
(pi)r ^2
38. Log base b to the b = ____________
(pi)r ^2
Every
1
Obtuse
39. What is the formula for the area of a square
Y
Multiply
Vertices
S^2
40. The square of 0 is _____
0
Isosceles
Arc
A^3
41. What is the formula for a square if you only know the length of the diaganol
Mildline
Downward
Linear substitute
1/2 (d)^2
42. What is the area of a pyramid or cone (hint B= area of Base)
Transitive
1/3Bh
Length number
Altitude
43. 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)
Size
Point circle does not exist
Bisector
1
44. Is a polygon whose sides are equal in measure
Added
Equilateral polygon
Rectangle
Ab
45. The absolue value of the difference of the coordinates of any two points on the real number line
Radius
Distance
Complex
Regular polygon
46. Two angles whose sum totals 90 degrees
Ax+ by = c
Roots
Complimentary
Right
47. 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
Hyperbola
Slope
Symmetric
48. 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
Subtract substitute
Supplementary
A x b x c
Obtuse
49. The y value of the vertex of parabola is the equation
Rhomus
(4ac - b^2)/4a
Perpendicular
Size
50. When you find the inverse of a function switch the x value with a ____ - solve for y
Addition subtration
Y
x
Distance