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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 _______ tells how many times the root needs to be multiplied by itself
1
Index
Isosceles
Straight
2. What property of equality says that a=a
Bh
Symmetric
Reflexive
Vertical
3. A triangle with three acute angles (less than 90 degrees)
N!/(r!(n - r)!)
n
Radius
Acute
4. The square of a real number cannot be ___________
Vertices
1/2 (d1 + d2)
Negative
Ax+ by = c
5. 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
Pi(d) 2(pi)r
Lw
Equiangular polygon
Quadratic formula
6. In the pythagorean theorm a^2 + b^2 = c^2 - c is called the ______
Parabola parallel line
Hyotenuse
Circle
Distance between 2 points
7. Two distinct straight lines can intersect at most at only one point
Square
Rectangle
Acute
One
8. The measure of a minor arc is the measure of the __________that intercepts the arc
Right angle
Complex
Central angle
(n/360) X 2pi r
9. A ray _________ divides the angle into 2 angles that have equal measure
Multiply
Bisect
Index
Inverse
10. The set of all points on a half line and the dividing point itself
Vertical
Coplanar
Slope
Ray
11. The graph of y= ax^2 + bx + c is a curve know as a ____________
Parabola
2
Pi r^2 h
Symmetric
12. In the law of proportion if a/b = c/d then ad =
Bc
Transitive
(c - d)/d
Rhomus
13. A ___________is a figure with the same number of sides as angles
Obtuse
A^3
Polygon
Inverse
14. Two angles whose sum totals 90 degrees
(4ac - b^2)/4a
Y
1
Complimentary
15. Use ____________= 1/2a X p (where a = apothem and p = the perimeter)
4/3 pi r^3
Complex
Area of a polygon
1/2 (d)^2
16. A triangle with a 90 degrees angle
Arc
Size
Right
Adjacent
17. The y value of the vertex of parabola is the equation
Slope
(4ac - b^2)/4a
Congruent
1/2 (d1 + d2)
18. The absolue value of the difference of the coordinates of any two points on the real number line
Distance
Circumscribed circle
Triangle
One
19. What is the formula for a square if you only know the length of the diaganol
1/2 (d)^2
Point circle does not exist
Exterior angle
Length number
20. ___________is a quadrilateral whose opposite sides are parallel
Perpendicular
Length number
Parallelogram
Mildline
21. 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
Bisect
A(bc)
Isosceles
22. When calculating the probability of independent events you need to __________ (words like and &' followed by' )
1/2bh
Multiply
Ax+ by = c
Area of a polygon
23. The __________property of multiplicaiton for every real numver a - for every real number b ab= ba
Associative
Supplementary
I
Commutative
24. A triangle with having at least 2 equal sides
Isosceles
Radius
1/3 pi r^2 h
Acute
25. The possible solution of a quadratic equatin ax^2 + bx + c= 0 are called the_______
Roots
Scalene
Right angle
Pi r^2 h
26. Log base b to the b = ____________
Downward
1
Ax+ by = c
Slope
27. In a quadratic formula if the a value of the parabola is less than 0 the parabola opens ___________
Equiangular polygon
Hypotenuse
Downward
Ratio
28. What is the closure property of addition - for every real number a - for every real number b ______________ is a real number
Perpendicular
A+b
0
Linear substitute
29. 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)
Multiply
Point circle does not exist
Parallelogram
Rectangle
30. A closed three sided figure is called a ____________
4/3 pi r^3
Positive
Triangle
Median
31. What is the square of ((x1-x2) + (y1- y2)) =
Distance between 2 points
((n -2) (180))/n
Point slope formula
4pi r^2
32. Angles that are equal
Hyotenuse
Congruent
x
Consecutive angles
33. To calculate the diagnol of a square you multipy any ______by the _______________of 2
Central angle
Acute
Dependent
Side square root
34. How do you calculate the area of a parallelogram - what is the formula
Bh
D/c
Hypotenuse
Dependent
35. What is the formula to calculate the area of a rectangle
Scalene
Lw
Vertical
Line
36. What is the volume of a sphere with a radius r
4/3 pi r^3
Length number
Point line
Perpendicular
37. 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)
Adjacent
Negative
Altitude
Addition subtration
38. The associative property of multiplicaiton for every real number a - for every realy number b for every real number c (ab)c = ______
1
0
A(bc)
Ax+ by = c
39. A line segment joining two poing on a circle is called a ________
Chord
A+b
N!/ (n - r)!
Ellipse
40. What is the formula the formula for an arc if you know the radius and the n= central angle
6a^2
(n/360) X 2pi r
Radius
1/2 (d1 + d2)
41. When calculating the probability of mutually exclusive event y (can not occur simultaniously) you need to ______their seperate probabilities (uses the word 'or')
Multiply
Arc
Added
Median
42. Every real number is a ______________
Complex
A^3
Ellipse
x
43. How do you calculate the area of a trapezoid (hint h= altitude - perpendicular segment)
Straight line
Parabola
Exterior angle
1/2h (b1 + b2)
44. A _________ number is a number that can be written in the form of a + bi
Y
N!/(r!(n - r)!)
1/3 pi r^2 h
Complex
45. The perimeter of two similar polygons have the same ratio as the measure of any pair of corresponding line segments of the polygon
Bisector
Quadratic formula
Ratio
Regular polygon
46. Two angles whose sum totals 180 degrees
Roots
1/2h (b1 + b2)
Supplementary
Distance between 2 points
47. A __________of a circle is a line segment drawn from the center of the circle to any point on the circle
Equilateral polygon
x
Rhomus
Radius
48. A triangle with no equal sides
Scalene
4/3 pi r^3
Altitude
Central angle
49. In the law of proportion if a/b = c/d then b/a =
D/c
Isosceles
Radius
Straight
50. An angle whose measure is larger than 0 degrees but smaller than 90 degrees
1/2h (b1 + b2)
Dependent
Acute
Equilateral polygon