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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 square of a real number cannot be ___________
Point slope formula
Downward
Negative
Complimentary
2. A __________of a circle is a line segment drawn from the center of the circle to any point on the circle
Equiangular
Adjacent
Equiangular polygon
Radius
3. In a quadratic formula if the a value of the parabola is less than 0 the parabola opens ___________
Downward
Subtract substitute
G value
Added
4. y2- y1 divided by x2- x1 = the ____________
Transitive
Parabola
Slope
Consecutive angles
5. To calculate the diagnol of a square you multipy any ______by the _______________of 2
Side square root
Subtract substitute
Radius
Complimentary
6. In a logarithm the answer following the = sign is the __________
Right angle
One
Isosceles
Exponent
7. A _________ number is a number that can be written in the form of a + bi
Parallelogram
Arc
Complex
((n -2) (180))/n
8. Two angles with a common vertex and a common side but no common interior points
Adjacent
Ray
Commutative
Hypotenuse
9. If you want to convert a fraction to a percentage you need to make it =
Hyotenuse
Exponent
Straight line
x over 100
10. In the law of proportion if a/b = c/d then (a+b)/ b =
(c+d)/d
Hyperbola
Congruent
Acute
11. What is the volume of a cone
Pi(d) 2(pi)r
Adjacent
Added
1/3 pi r^2 h
12. If a=0 in a quadratic formula - the quadratic is reduced to a linear function and a ____________
Rectangle
D/c
One
Straight line
13. A line that joins the midpoint of two sides of a triangle is called the__________
Isosceles
Equiangular polygon
Ab
Mildline
14. A ___________is a figure with the same number of sides as angles
Length number
Y
I
Polygon
15. What is the closure property of multiplication for every real number a - for every real number b _________ is a real number
0
1/2bh
2pi r^2 + 2pi rh
Ab
16. The sum of the interior angles of a triangle = ___________
Lw
Pi(d) 2(pi)r
Multiply
180
17. 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)
2
A^3
Bisect
Addition subtration
18. If all points lie in the same plane they are __________
Isosceles
Ray
Coplanar
Equilateral
19. A parallelogram that has tow adjacent sides that are equal and whose sides are perpendicular to each other
Equiangular polygon
Rhomus
Regular polygon
0
20. A collection of points lying on a flat surface that extend indefinitely in any direction
S^2
Congruent
Plane
Lw
21. Angles that are equal
Extranous excluded
Congruent
(c+d)/d
Adjacent
22. For each real number a - for each real number b - if a= b - then b=a
Parabola parallel line
Symmetric
Obtuse
Rhomus
23. The x value of the vertex of a parabola is the equation
Mildline
N!/(r!(n - r)!)
b/2a
Isosceles
24. What is the area of a pyramid or cone (hint B= area of Base)
180
1/3 pi r^2 h
1/3Bh
Hypotenuse
25. When you find the inverse of a function switch the x value with a ____ - solve for y
Subtract substitute
((n -2) (180))/n
Acute
Y
26. 1/a^n can also be written as a to the ______
n
Equilateral
Secant
Right angle
27. The square of 0 is _____
180
Apothem
Hyotenuse
0
28. How do you calculate the area of a parallelogram - what is the formula
Equal
Equilateral
Bh
Point circle does not exist
29. Is a polygon whose angles are equal in measurement
Exponent
Distance
x
Equiangular polygon
30. A __________is any process that assigns a ___________value of y to each number of x
Function single
Bh
Parallelogram
Parallel
31. What is the closure property of addition - for every real number a - for every real number b ______________ is a real number
A+b
Distance between 2 points
0
Central angle
32. What is the volume of a sphere with a radius r
One
1/3Bh
4/3 pi r^3
Index
33. A line that intersects a circle in tow point is called the _______
Secant
Acute
Linear substitute
x
34. i^2 = _____________
D/c
1
Parallel
One
35. In a function the x value is the ___________variable
1
Acute
Added
Dependent
36. Two lines are said to be ______________ if they intersect and form right angles
1/3Bh
n
Right angle
Perpendicular
37. When calculating the number of sides in a polygon make 360 degrees/ n = ______________
Scalene
Vertices
((n -2) (180))/n
Exterior angle
38. An angle whose measure is larger than 0 degrees but smaller than 90 degrees
Acute
Inverse
Congruent
Length number
39. 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
Slope
Equal
(pi)r ^2
Area of a polygon
40. The __________property of additon says that fro every real number a - ther is a real number such that a + - a = - a+ a = 0
Complex
Factoral
Equilateral
Inverse
41. Wha tis the volume of a right circular cylinder with a radius of r and a height of h
Point line
Isosceles
Distance between 2 points
Pi r^2 h
42. A __________________ is a circle passing through all the vertices of a polygon
Circumscribed circle
Downward
6a^2
Straight
43. An angle whose measure is greater than 180 degrees and less than 360 degrees
180
A+b
Reflex
S^2
44. An angle whose measure is 180 degrees
Equilateral
Parallelogram
Isosceles
Straight
45. ___________is a quadrilateral whose opposite sides are parallel
Radius
Multiply
0
Parallelogram
46. A series adjacent points that connect
A(bc)
Line
Bc
Acute
47. A line segment connecting a vertex of a triangle and the midpoint of the opposite side is called a __________ of a triangle
Line
Straight
Equilateral
Median
48. To calculate a permutation (order does not matter) what is the formula
Mildline
A+b
Parabola
N!/ (n - r)!
49. To find the x intersept we need to make __________= 0
Distance between 2 points
Rhomus
Polygon
Y
50. The volume of a cube is
Factor
A^3
Addition subtration
Bisector