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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. What is a quadrilateral with 2 and only 2 sides parallel
Equilateral
Function single
Trapezoid
Ratio
2. A closed three sided figure is called a ____________
1/2 (d)^2
Point line
1
Triangle
3. 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)
Function single
Addition subtration
Square
Ab
4. When calculating the number of sides in a polygon make 360 degrees/ n = ______________
Exterior angle
A+b
Right angle
Reflexive
5. If a triangle has two congruent sides then it is an _________triangle
Isosceles
Factoral
Parallelogram
Acute
6. In the law of proportion if a/b = c/d then (a - b)/b =
Hyotenuse
(c - d)/d
1/3Bh
Parallel
7. A line segment connecting a vertex of a triangle and the midpoint of the opposite side is called a __________ of a triangle
Distributive
1/3Bh
Median
Altitude
8. A parallelogram with right angles and equal diagonals
Parabola
Rectangle
Apothem
Every
9. Two angles whose sum totals 90 degrees
Perpendicular
Complimentary
Arc
Mildline
10. The side of a right triangle opposite the right angle
Multiply
Line
Hypotenuse
Complex
11. Positions = number of position can be calculated by finding the ______ of the total number of items
1/3 pi r^2 h
Hyotenuse
Factoral
Index
12. If a=0 in a quadratic formula - the quadratic is reduced to a linear function and a ____________
2pi r^2 + 2pi rh
1/2h (b1 + b2)
Straight
Straight line
13. The square of 0 is _____
0
Slope
Factoral
Multiply
14. What is the formula for a combination (where order matters)
N!/(r!(n - r)!)
Adjacent
Median
Downward
15. In complex numbers the square root of -1 = ______
Isosceles
I
Angle
Added
16. The sum of the interior angles of a triangle = ___________
Equiangular polygon
180
Straight
Factor
17. Is a polygon that is both equilateral and equangular
I
Circle
Regular polygon
Plane
18. Two angles with a common vertex and a common side but no common interior points
Adjacent
Size
N!/(r!(n - r)!)
Acute
19. 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
Perpendicular
Straight
Square
Subtract substitute
20. Two or more distinct lines are said to be ____________ if and only if they are coplanar and they do no intersect
Supplementary
Ray
Parallel
Distance between 2 points
21. A ___________is a figure with the same number of sides as angles
Slope
Transitive
Polygon
Apothem
22. Is a polygon whose angles are equal in measurement
N!/(r!(n - r)!)
Equiangular polygon
Side square root
Distributive
23. The associative property of multiplicaiton for every real number a - for every realy number b for every real number c (ab)c = ______
Positive
A(bc)
Distributive
A^3
24. A triangle whose angles all equal 60 degrees
Equiangular
Function single
Equiangular polygon
Scalene
25. To calculate the diagnol of a square you multipy any ______by the _______________of 2
Reflex
Collinear
Isosceles
Side square root
26. In a quadratic formula if the a value of the parabola is less than 0 the parabola opens ___________
A+b
Complex
Equilateral polygon
Downward
27. What is the formula for the area of a triangle
Hyperbola
Equilateral
1/2bh
6a^2
28. What is the linear equation where a - b and c are constants b cannot = 0
Ax+ by = c
Y
Distributive
Acute
29. Use ____________= 1/2a X p (where a = apothem and p = the perimeter)
2
Area of a polygon
Hyperbola
Extranous excluded
30. What is the volume of a cone
1/2 (d1 + d2)
Parabola
1/3 pi r^2 h
Linear substitute
31. A __________is any process that assigns a ___________value of y to each number of x
Straight line
Dependent
Function single
Reflex
32. The __________property of additon says that fro every real number a - ther is a real number such that a + - a = - a+ a = 0
Inverse
A+b
Isosceles
Added
33. 1/a^n can also be written as a to the ______
x
n
Roots
Radius
34. A triangle with a 90 degrees angle
Hyperbola
Right
Acute
A(bc)
35. 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
A+b
Quadratic formula
Reflex
Polygon
36. A _________ number is a number that can be written in the form of a + bi
Point slope formula
Plane
x over 100
Complex
37. A collection of points lying on a flat surface that extend indefinitely in any direction
1
Y
One
Plane
38. Every real number is a ______________
Complex
Rectangle
Length number
Reflex
39. That points of intersection on a triangle are called its _____________
Associative
Vertices
S^2
1
40. If all points lie in the same plane they are __________
Coplanar
Multiply
Distributive
Factoral
41. A set of points in the seame plane equidistant from a fixed point - called its center
Symmetric
Square
Circle
Area of a polygon
42. A triangle with having at least 2 equal sides
1
Isosceles
((n -2) (180))/n
Vertical
43. 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
(c - d)/d
Every
Line
44. A triangle with no equal sides
4/3 pi r^3
Scalene
Reflexive
x over 100
45. The y value of the vertex of parabola is the equation
Adjacent
(4ac - b^2)/4a
Complex
Isosceles
46. A line that divides a line segment into two congruent segments
Supplementary
Bisector
Every
Hyotenuse
47. The __________of a triangle is a line segment from a vertex of the triangle perpendicular to the opposite side
Isosceles
Bisector
Altitude
x
48. The least common multiple is the smallest quantity divisible by ______ number of the set
Exponent
Parabola
Every
1/2h (b1 + b2)
49. What is the formula for a square if you only know the length of the diaganol
0
1/2 (d)^2
Linear substitute
Equiangular polygon
50. The ____________ says y - y1= m(x-x1)
Obtuse angle
((n -2) (180))/n
Linear substitute
Point slope formula