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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 union of two rays having the same end point
Angle
Y
Multiply
Supplementary
2. An angle whose measure is larger than 0 degrees but smaller than 90 degrees
Equiangular polygon
Side square root
n
Acute
3. An angle whose measure is larger than 90 degrees but less than 180 degrees
(n/360) X 2pi r
Symmetric
Square
Obtuse angle
4. The absolue value of the difference of the coordinates of any two points on the real number line
0
Distance
Equiangular
4pi r^2
5. The associative property of multiplicaiton for every real number a - for every realy number b for every real number c (ab)c = ______
Distributive
(n/360) X 2pi r
A(bc)
Adjacent
6. Log base b to the b = ____________
Vertical
1
Complex
Multiply
7. For each real number a - for each real number b - if a= b - then b=a
A^3
x over 100
Line
Symmetric
8. A triangle whose sides are equal
Equilateral
Roots
Slope
Arc
9. The least common multiple is the smallest quantity divisible by ______ number of the set
Complex
Equiangular
Every
Equal
10. What is 4 to the power of 1/2 or 4^1/2
4pi r^2
2
Factoral
Distributive
11. An angle whose measure is greater than 180 degrees and less than 360 degrees
Parabola parallel line
1/2h (b1 + b2)
Scalene
Reflex
12. The square of a real number cannot be ___________
Negative
(n/360) X 2pi r
Radius
N!/(r!(n - r)!)
13. Two angles whose sum totals 90 degrees
x over 100
Complimentary
Y
Ellipse
14. What property of equality says that a=a
Hypotenuse
Circumscribed circle
Reflexive
1
15. What is the formula for the area of a circle
(pi)r ^2
Positive
Collinear
Equilateral polygon
16. 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
Obtuse angle
Hyotenuse
b/2a
17. The segment from the center of the polygon perpendicular to as side of the polygon
Equilateral
Central angle
Factor
Apothem
18. Use ____________= 1/2a X p (where a = apothem and p = the perimeter)
Exponent
Area of a polygon
Plane
1/2 (d1 + d2)
19. Log base b to the b^x =
Equal
Negative
Acute
x
20. A parallelogram that has tow adjacent sides that are equal and whose sides are perpendicular to each other
Rhomus
Complimentary
Bisector
Hyotenuse
21. A __________is any process that assigns a ___________value of y to each number of x
Square
Function single
Right angle
Complex
22. How do you calculate the area of a parallelogram - what is the formula
Bh
Central angle
Downward
Bisect
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)
Hyperbola
Transitive
Acute
Ellipse
24. The square of 0 is _____
Positive
Apothem
Y
0
25. Three or more points are said to be ___________if an only if they lie on the same line
Index
180
Straight line
Collinear
26. 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
Length number
Ellipse
Exterior angle
27. A ray _________ divides the angle into 2 angles that have equal measure
Bisect
1/2 (d1 + d2)
Perpendicular
Acute
28. Wha tis the volume of a right circular cylinder with a radius of r and a height of h
Bisector
Distributive
Pi r^2 h
Regular polygon
29. What is the formula for the area of a rhomus - (hint d= diagonal)
Adjacent
Positive
1/2h (b1 + b2)
1/2 (d1 + d2)
30. A __________of a circle is a line segment drawn from the center of the circle to any point on the circle
1
Commutative
Radius
N!/(r!(n - r)!)
31. If all points lie in the same plane they are __________
Slope
Radius
Coplanar
A^3
32. What is the formula for a combination (where order matters)
Pi(d) 2(pi)r
Coplanar
S^2
N!/(r!(n - r)!)
33. The value of x where a point intersects the Y axis= ___________
Bisect
0
Straight
Extranous excluded
34. Two angles whose sum totals 180 degrees
Dependent
Supplementary
Acute
Symmetric
35. An angle whose measure is 90 degrees
b/2a
Right angle
Point slope formula
S^2
36. The __________of a triangle is a line segment from a vertex of the triangle perpendicular to the opposite side
Altitude
Polygon
4pi r^2
Exponent
37. The volume of a cube is
A^3
I
b/2a
Hyotenuse
38. When calculating the probability of independent events you need to __________ (words like and &' followed by' )
Multiply
180
Rectangle
Parallelogram
39. When you find the inverse of a function switch the x value with a ____ - solve for y
Y
Parallel
Downward
Ratio
40. A closed three sided figure is called a ____________
Every
Triangle
Roots
Congruent
41. The x value of the vertex of a parabola is the equation
1/2h (b1 + b2)
b/2a
Right
0
42. What is the linear equation where a - b and c are constants b cannot = 0
0
Supplementary
Median
Ax+ by = c
43. A triangle with one obtuse angle (angle greater than 90 degrees) is
Coplanar
Bisect
0
Obtuse
44. 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)
Roots
Vertices
Ellipse
b/2a
45. The set of all points on a half line and the dividing point itself
G value
b/2a
Ray
(c - d)/d
46. In the law of proportion if a/b = c/d then b/a =
Consecutive angles
D/c
Isosceles
Area of a polygon
47. The graph of y= ax^2 + bx + c is a curve know as a ____________
1/2 (d1 + d2)
Central angle
Parabola
1/2 (d)^2
48. i^2 = _____________
1/3 pi r^2 h
1
Parallel
Bh
49. The _______ tells how many times the root needs to be multiplied by itself
1/3Bh
Factor
Index
Square
50. 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
(4ac - b^2)/4a
Acute
Subtract substitute
Multiply