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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 side of a right triangle opposite the right angle
Added
Trapezoid
Hypotenuse
Acute
2. What is the formula for the area of a triangle
G value
N!/(r!(n - r)!)
Circle
1/2bh
3. The square of a real number cannot be ___________
x over 100
Negative
Roots
4pi r^2
4. The least common multiple is the smallest quantity divisible by ______ number of the set
Every
Commutative
Scalene
Triangle
5. 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)
Hyperbola
Polygon
Bc
Parallel
6. The absolue value of the difference of the coordinates of any two points on the real number line
Supplementary
Distance
Quadratic formula
Trapezoid
7. Every real number is a ______________
Complex
4/3 pi r^3
Altitude
1
8. A __________of a circle is a line segment drawn from the center of the circle to any point on the circle
Radius
Parabola parallel line
Obtuse angle
1/2bh
9. What is the formula the formula for an arc if you know the radius and the n= central angle
(n/360) X 2pi r
Equiangular
Complex
Associative
10. A __________is any process that assigns a ___________value of y to each number of x
Congruence
Function single
Complimentary
Apothem
11. Is a polygon that is both equilateral and equangular
Consecutive angles
Regular polygon
Adjacent
Straight line
12. 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 ___________
Extranous excluded
Obtuse
((n -2) (180))/n
2pi r^2 + 2pi rh
13. The greatest common factor is the largest __________that is common to all member of the set
A x b x c
Factor
Regular polygon
Y
14. A triangle whose sides are equal
Acute
Pi r^2 h
Exterior angle
Equilateral
15. 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
1/3 pi r^2 h
Congruent
1
Ray
16. Is a polygon whose sides are equal in measure
Equilateral polygon
Equilateral
Point slope formula
1
17. Two angles with a common vertex and a common side but no common interior points
Equiangular
Pi(d) 2(pi)r
180
Adjacent
18. What is the closure property of addition - for every real number a - for every real number b ______________ is a real number
Right angle
Congruence
x
A+b
19. The measure of a minor arc is the measure of the __________that intercepts the arc
Central angle
1
Congruent
Hyperbola
20. An angle whose measure is 180 degrees
Factor
Straight
Hyperbola
2
21. In the law of proportion if a/b = c/d then (a+b)/ b =
Parallel
Linear substitute
Pi(d) 2(pi)r
(c+d)/d
22. The perimeter of two similar polygons have the same ratio as the measure of any pair of corresponding line segments of the polygon
Parabola
Ratio
Congruence
Positive
23. A triangle with having at least 2 equal sides
Trapezoid
Distance
Central angle
Isosceles
24. Two lines are said to be ______________ if they intersect and form right angles
Parabola
Equiangular polygon
Perpendicular
Congruence
25. The __________property of additon says that fro every real number a - ther is a real number such that a + - a = - a+ a = 0
1/2 (d)^2
Inverse
Added
S^2
26. 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)
Point circle does not exist
6a^2
Obtuse
Bisect
27. Distance from a ___________ to a _________ is the measure of the perpendicular line segment from the point to that line
1/3Bh
Perpendicular
Trapezoid
Point line
28. A series adjacent points that connect
b/2a
Parabola
Line
6a^2
29. _____________ of angles is an equivalance relation - it is reflexive - symmetric and transitive
Congruence
1
Triangle
Supplementary
30. A triangle with a 90 degrees angle
Right
Bc
Congruent
1/2 (d)^2
31. When proving 2 polygons are similar - what is the formula you use (hint: n= the number of sides)
((n -2) (180))/n
Distance
Addition subtration
Radius
32. y2- y1 divided by x2- x1 = the ____________
Commutative
Slope
A^3
Ellipse
33. The segment from the center of the polygon perpendicular to as side of the polygon
Apothem
Equiangular polygon
A(bc)
Associative
34. If a=0 in a quadratic formula - the quadratic is reduced to a linear function and a ____________
Multiply
Chord
Line
Straight line
35. A point has no ________or thickness
Ray
Straight line
4pi r^2
Size
36. What property of equality says that a=a
Equilateral
1/2 (d)^2
Reflexive
Triangle
37. A collection of points lying on a flat surface that extend indefinitely in any direction
Plane
N!/ (n - r)!
Downward
Quadratic formula
38. To calculate the diagnol of a square you multipy any ______by the _______________of 2
Bisector
Side square root
I
Median
39. What is the linear equation where a - b and c are constants b cannot = 0
Equal
Extranous excluded
4/3 pi r^3
Ax+ by = c
40. 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)
Area of a polygon
Ellipse
2pi r^2 + 2pi rh
Vertices
41. An angle whose measure is larger than 0 degrees but smaller than 90 degrees
n
Bisector
Acute
b/2a
42. A line segment connecting a vertex of a triangle and the midpoint of the opposite side is called a __________ of a triangle
1/2bh
Bc
Median
Exponent
43. 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
n
Scalene
1/3 pi r^2 h
Subtract substitute
44. The __________of a triangle is a line segment from a vertex of the triangle perpendicular to the opposite side
Isosceles
Altitude
Area of a polygon
b/2a
45. In order to decimal to a percentage you need to ______ by 100
Altitude
Rectangle
Multiply
Pi(d) 2(pi)r
46. A line that intersects a circle in tow point is called the _______
Secant
Congruent
Right
Hypotenuse
47. What is 4 to the power of 1/2 or 4^1/2
Pi(d) 2(pi)r
2
1/2bh
(c+d)/d
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
A x b x c
(pi)r ^2
Point circle does not exist
Index
49. Use ____________= 1/2a X p (where a = apothem and p = the perimeter)
Subtract substitute
Area of a polygon
2
Factoral
50. Two angles whose sum totals 90 degrees
Collinear
Complimentary
Angle
Bh