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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
Trapezoid
Parabola
Commutative
Acute
2. 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
Circle
Arc
Chord
Subtract substitute
3. 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)
Parabola
Distributive
Bisector
Point circle does not exist
4. A ___________is a figure with the same number of sides as angles
Multiply
1/2 (d)^2
Bc
Polygon
5. What is the formula for a square if you only know the length of the diaganol
Scalene
1/2 (d)^2
4pi r^2
Supplementary
6. Every real number is a ______________
Complex
Y
A^3
Collinear
7. When proving 2 polygons are similar - what is the formula you use (hint: n= the number of sides)
((n -2) (180))/n
Supplementary
Ab
Parabola parallel line
8. A collection of points lying on a flat surface that extend indefinitely in any direction
Plane
Right
Reflexive
1/2bh
9. A triangle with a 90 degrees angle
Parabola
1
Right
4pi r^2
10. A set of points in the seame plane equidistant from a fixed point - called its center
Square
Obtuse
Circle
Congruence
11. What is the formula for the area of a square
S^2
Regular polygon
Roots
Isosceles
12. 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)
N!/(r!(n - r)!)
Extranous excluded
Associative
b/2a
13. What is the formula for the area of a rhomus - (hint d= diagonal)
Commutative
Altitude
1/2 (d1 + d2)
Parabola
14. An angle whose measure is 90 degrees
Parallelogram
Right angle
4pi r^2
Pi(d) 2(pi)r
15. To find the x intersept we need to make __________= 0
Reflexive
Pi(d) 2(pi)r
Y
Side square root
16. The square of a real number cannot be ___________
Negative
Altitude
Length number
Consecutive angles
17. In a quadratic equation with 2 unknown which has the formula ax^2 + bxy + cy^2 + dx + ey + f the graph is _____________ or a pair of __________ if ( b^2-4ac= 0) which may be coincident or it does not exist
Obtuse
Right angle
Parabola parallel line
Reflexive
18. 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
Exponent
Equiangular
Isosceles
19. Two angles with a common vertex and a common side but no common interior points
1
Adjacent
Distance
Altitude
20. In a logarithm the answer following the = sign is the __________
6a^2
Isosceles
Dependent
Exponent
21. In the law of proportion if a/b = c/d then (a+b)/ b =
N!/ (n - r)!
Ab
Roots
(c+d)/d
22. Three or more points are said to be ___________if an only if they lie on the same line
Collinear
1/2 (d)^2
(c+d)/d
Roots
23. Two angles whose sum totals 180 degrees
Ab
1
Supplementary
Acute
24. What is the formula to calculate the area of a rectangle
Parabola
Ax+ by = c
Addition subtration
Lw
25. What is the surface area of a sphere with a radius r
2pi r^2 + 2pi rh
4pi r^2
Function single
A x b x c
26. A line segment joining two poing on a circle is called a ________
Exponent
1/3 pi r^2 h
Chord
0
27. A rhomus with a right angle
Exponent
Square
Linear substitute
Negative
28. In order to decimal to a percentage you need to ______ by 100
Linear substitute
Multiply
Secant
Point circle does not exist
29. An angle whose measure is larger than 0 degrees but smaller than 90 degrees
Y
Median
Acute
Quadratic formula
30. The surface area of a cube is what formula
D/c
G value
6a^2
N!/ (n - r)!
31. What is the formula for a combination (where order matters)
Right angle
Slope
N!/(r!(n - r)!)
Bc
32. The segment from the center of the polygon perpendicular to as side of the polygon
Apothem
I
Size
Linear substitute
33. 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
Side square root
4/3 pi r^3
Complimentary
34. The _______ tells how many times the root needs to be multiplied by itself
Rectangle
Trapezoid
Reflex
Index
35. The absolue value of the difference of the coordinates of any two points on the real number line
Ab
Arc
Distance
Downward
36. Two or more distinct lines are said to be ____________ if and only if they are coplanar and they do no intersect
Point line
((n -2) (180))/n
Parallel
Exponent
37. A point has no ________or thickness
Size
S^2
1
N!/ (n - r)!
38. The possible solution of a quadratic equatin ax^2 + bx + c= 0 are called the_______
Added
Isosceles
Roots
Collinear
39. How do you calculate the area of a parallelogram - what is the formula
Bh
Polygon
Equilateral polygon
Complex
40. A __________is any process that assigns a ___________value of y to each number of x
Function single
Complimentary
x over 100
Y
41. A line that joins the midpoint of two sides of a triangle is called the__________
Y
Mildline
Factor
Circumscribed circle
42. The __________property of additon says that fro every real number a - ther is a real number such that a + - a = - a+ a = 0
Inverse
Bisect
Hypotenuse
Parallel
43. Two angles with a common vertex and with sides that are 2 pairs of opposite rays
180
Area of a polygon
Vertical
Associative
44. What is the area of a pyramid or cone (hint B= area of Base)
1/3Bh
0
Plane
n
45. If a=0 in a quadratic formula - the quadratic is reduced to a linear function and a ____________
Addition subtration
Straight line
Distributive
2pi r^2 + 2pi rh
46. The ____________ says y - y1= m(x-x1)
1/2 (d1 + d2)
Parabola
Point slope formula
One
47. Log base b to the b^x =
Parallel
Pi(d) 2(pi)r
Extranous excluded
x
48. What is the linear equation where a - b and c are constants b cannot = 0
Complex
Negative
Triangle
Ax+ by = c
49. y2- y1 divided by x2- x1 = the ____________
Slope
2pi r^2 + 2pi rh
Radius
Acute
50. Log base b to the b = ____________
1
Triangle
(c+d)/d
Hypotenuse