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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 __________property of multiplicaiton for every real numver a - for every real number b ab= ba
Reflex
Chord
Circumscribed circle
Commutative
2. The least common multiple is the smallest quantity divisible by ______ number of the set
Every
2
Rectangle
Pi(d) 2(pi)r
3. When proving 2 polygons are similar - what is the formula you use (hint: n= the number of sides)
((n -2) (180))/n
Point line
b/2a
Chord
4. Two lines are said to be ______________ if they intersect and form right angles
Ab
Straight line
Perpendicular
Vertical
5. 1/a^n can also be written as a to the ______
Plane
1/2 (d1 + d2)
n
Right angle
6. A triangle whose sides are equal
Scalene
Congruent
Straight
Equilateral
7. 2 angles that have their vertices at the endpoints of the same side of a parallelogram are called ____________________
0
Plane
2pi r^2 + 2pi rh
Consecutive angles
8. A line that divides a line segment into two congruent segments
Bisector
Bc
Distributive
Supplementary
9. If a=0 in a quadratic formula - the quadratic is reduced to a linear function and a ____________
Straight line
Coplanar
Reflexive
Function single
10. Every real number is a ______________
2pi r^2 + 2pi rh
Radius
Complex
Bisector
11. The surface area of a cube is what formula
6a^2
Exponent
Adjacent
One
12. When you see f of g replace the x in f(x) with the ___________
G value
Obtuse angle
Ax+ by = c
Parabola parallel line
13. A ray _________ divides the angle into 2 angles that have equal measure
(n/360) X 2pi r
Isosceles
Bisect
Hyperbola
14. What is the formula for the area of a rhomus - (hint d= diagonal)
1/2 (d1 + d2)
Arc
Radius
Every
15. What is the formula for the area of a triangle
Subtract substitute
Area of a polygon
Mildline
1/2bh
16. Two angles with a common vertex and a common side but no common interior points
Complex
Ellipse
Hyotenuse
Adjacent
17. How do you calculate the area of a trapezoid (hint h= altitude - perpendicular segment)
Circumscribed circle
1/2h (b1 + b2)
Function single
1/2 (d1 + d2)
18. A line segment joining two poing on a circle is called a ________
Y
((n -2) (180))/n
Chord
Subtract substitute
19. An angle whose measure is larger than 0 degrees but smaller than 90 degrees
1/2bh
Right angle
Acute
0
20. 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
1
Linear substitute
Reflexive
Median
21. The segment from the center of the polygon perpendicular to as side of the polygon
Rectangle
A^3
Parallel
Apothem
22. ___________is a quadrilateral whose opposite sides are parallel
Parallelogram
Line
Straight
Obtuse angle
23. 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)
Hyotenuse
Hyperbola
Slope
Transitive
24. 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)
(4ac - b^2)/4a
Point circle does not exist
Acute
Vertices
25. Two angles whose sum totals 90 degrees
Complimentary
Ellipse
Added
Area of a polygon
26. To find the x intersept we need to make __________= 0
Transitive
Exterior angle
Addition subtration
Y
27. A triangle with a 90 degrees angle
Congruence
Y
6a^2
Right
28. 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
Quadratic formula
Point slope formula
Addition subtration
D/c
29. The measure of a minor arc is the measure of the __________that intercepts the arc
Y
Central angle
Radius
x over 100
30. Wha tis the volume of a right circular cylinder with a radius of r and a height of h
Lw
Pi r^2 h
Multiply
Parabola parallel line
31. The possible solution of a quadratic equatin ax^2 + bx + c= 0 are called the_______
Roots
Exponent
Negative
Quadratic formula
32. The _______says for every reals number a - for every real number b and for every real number c - a(b+c) = ab + ac
Congruent
Distributive
A^3
1/2bh
33. A triangle with three acute angles (less than 90 degrees)
1/2bh
Bisector
Negative
Acute
34. What is the formula for a square if you only know the length of the diaganol
Hypotenuse
1/2 (d)^2
Multiply
Size
35. 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
Scalene
Supplementary
Consecutive angles
36. What is the closure property of multiplication for every real number a - for every real number b _________ is a real number
Ab
n
Size
Pi(d) 2(pi)r
37. Three or more points are said to be ___________if an only if they lie on the same line
0
Acute
Collinear
Downward
38. To calculate the diagnol of a square you multipy any ______by the _______________of 2
Complex
Side square root
Triangle
Equal
39. A set of points in the seame plane equidistant from a fixed point - called its center
0
Circle
Consecutive angles
Equilateral polygon
40. _____________ of angles is an equivalance relation - it is reflexive - symmetric and transitive
S^2
Congruence
b/2a
Parallel
41. Is a polygon that is both equilateral and equangular
Perpendicular
Point slope formula
Regular polygon
Function single
42. What is the volume of a cone
Roots
Factoral
Angle
1/3 pi r^2 h
43. 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)
Roots
Associative
Adjacent
Side square root
44. The side of a right triangle opposite the right angle
Hypotenuse
Acute
Congruence
Index
45. In the law of proportion if a/b = c/d then b/a =
Y
x over 100
D/c
Point slope formula
46. To calculate a permutation (order does not matter) what is the formula
Reflex
1
N!/ (n - r)!
N!/(r!(n - r)!)
47. Use ____________= 1/2a X p (where a = apothem and p = the perimeter)
Area of a polygon
One
Positive
1/2h (b1 + b2)
48. A ___________is a figure with the same number of sides as angles
Isosceles
Roots
Coplanar
Polygon
49. What type of trapezoid has its non parallel sides equal
Distance between 2 points
Isosceles
Equilateral polygon
Multiply
50. A parallelogram with right angles and equal diagonals
Parallel
Right angle
(c+d)/d
Rectangle