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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. If you want to convert a fraction to a percentage you need to make it =
Acute
x over 100
Commutative
Circumscribed circle
2. What is the formula for a square if you only know the length of the diaganol
1/2 (d)^2
Apothem
A^3
1/3 pi r^2 h
3. The least common multiple is the smallest quantity divisible by ______ number of the set
Every
N!/(r!(n - r)!)
2pi r^2 + 2pi rh
Exponent
4. In the law of proportion if a/b = c/d then (a - b)/b =
Every
1/2 (d1 + d2)
Ab
(c - d)/d
5. Every real number is a ______________
4/3 pi r^3
Complex
Polygon
(n/360) X 2pi r
6. In complex numbers the square root of -1 = ______
I
Altitude
Complimentary
Quadratic formula
7. The x value of the vertex of a parabola is the equation
1
Index
Square
b/2a
8. A triangle whose angles all equal 60 degrees
1
Symmetric
1/2h (b1 + b2)
Equiangular
9. i^2 = _____________
N!/(r!(n - r)!)
Acute
1
Commutative
10. A series adjacent points that connect
Plane
Line
Adjacent
Right
11. 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
1/2 (d1 + d2)
A x b x c
Extranous excluded
Dependent
12. If all points lie in the same plane they are __________
Right angle
Coplanar
Symmetric
Equilateral
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)
Equiangular polygon
Arc
Acute
Hyperbola
14. A collection of points lying on a flat surface that extend indefinitely in any direction
A(bc)
Plane
A+b
Length number
15. When you see f of g replace the x in f(x) with the ___________
Function single
1/3 pi r^2 h
G value
Positive
16. What is the formula for the area of a square
S^2
Congruent
Reflex
0
17. Three or more points are said to be ___________if an only if they lie on the same line
Vertical
Collinear
Arc
Circumscribed circle
18. A triangle whose sides are equal
Coplanar
Reflexive
4/3 pi r^3
Equilateral
19. Use ____________= 1/2a X p (where a = apothem and p = the perimeter)
0
Central angle
Area of a polygon
Transitive
20. What is 4 to the power of 1/2 or 4^1/2
Ratio
Quadratic formula
2
Vertical
21. A parallelogram with right angles and equal diagonals
A^3
Pi(d) 2(pi)r
Rectangle
Downward
22. A parallelogram that has tow adjacent sides that are equal and whose sides are perpendicular to each other
Rhomus
4/3 pi r^3
A^3
Right angle
23. The surface area of a cube is what formula
6a^2
Dependent
Associative
Radius
24. The __________of a triangle is a line segment from a vertex of the triangle perpendicular to the opposite side
Altitude
Equal
Y
Coplanar
25. If a=0 in a quadratic formula - the quadratic is reduced to a linear function and a ____________
Bc
Straight line
Pi r^2 h
A+b
26. The union of two rays having the same end point
Index
Point line
Ax+ by = c
Angle
27. The y value of the vertex of parabola is the equation
Factoral
Vertical
180
(4ac - b^2)/4a
28. The possible solution of a quadratic equatin ax^2 + bx + c= 0 are called the_______
4/3 pi r^3
A+b
6a^2
Roots
29. To calculate the diagnol of a square you multipy any ______by the _______________of 2
Side square root
Acute
Perpendicular
Positive
30. Wha tis the volume of a right circular cylinder with a radius of r and a height of h
Reflexive
Radius
Exponent
Pi r^2 h
31. A triangle with having at least 2 equal sides
Isosceles
Obtuse angle
Bisector
Complimentary
32. The ____________ says y - y1= m(x-x1)
180
Pi(d) 2(pi)r
Commutative
Point slope formula
33. A closed three sided figure is called a ____________
1/3Bh
Triangle
Equilateral polygon
Altitude
34. An angle whose measure is greater than 180 degrees and less than 360 degrees
Hypotenuse
Reflex
Central angle
Parabola
35. Is a polygon whose sides are equal in measure
0
Equilateral polygon
Straight line
One
36. Two angles with a common vertex and with sides that are 2 pairs of opposite rays
180
Vertical
Vertices
Ab
37. A set of points in the seame plane equidistant from a fixed point - called its center
Factor
Trapezoid
Triangle
Circle
38. Once you find the roots of a radical equation you must check them to see if any are __________roots (which means they are not equal when plugged back into the original formula) these roots must be ___________
Area of a polygon
Extranous excluded
Plane
Multiply
39. An angle whose measure is 180 degrees
Straight
N!/(r!(n - r)!)
4/3 pi r^3
Point circle does not exist
40. A portion of a circle is called an ________ of the circle
Straight
Arc
Equiangular polygon
Angle
41. When calculating the number of sides in a polygon make 360 degrees/ n = ______________
Rhomus
2
Complex
Exterior angle
42. The measure of a minor arc is the measure of the __________that intercepts the arc
Central angle
Pi r^2 h
1/3Bh
Reflexive
43. A line that divides a line segment into two congruent segments
Bisector
Point slope formula
1/3 pi r^2 h
Right angle
44. The associative property of multiplicaiton for every real number a - for every realy number b for every real number c (ab)c = ______
A(bc)
Trapezoid
Bisect
Ray
45. For each real number a - for each real number b - if a= b - then b=a
Rhomus
Symmetric
Circle
Central angle
46. What is the square of ((x1-x2) + (y1- y2)) =
N!/ (n - r)!
Pi r^2 h
Radius
Distance between 2 points
47. A triangle with no equal sides
Factor
Scalene
Parabola
Added
48. The set of all points on a half line and the dividing point itself
Ray
Parallel
Straight line
Reflex
49. A triangle with one obtuse angle (angle greater than 90 degrees) is
Obtuse
Circle
Linear substitute
Multiply
50. Two angles whose sum totals 90 degrees
A(bc)
Line
Complimentary
Circumscribed circle