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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
Negative
Pi(d) 2(pi)r
Acute
Hypotenuse
2. The sum of the interior angles of a triangle = ___________
Bisector
4pi r^2
1/2bh
180
3. i^2 = _____________
Congruent
A(bc)
1
N!/ (n - r)!
4. The segment from the center of the polygon perpendicular to as side of the polygon
1/2h (b1 + b2)
Perpendicular
Angle
Apothem
5. The graph of y= ax^2 + bx + c is a curve know as a ____________
Circumscribed circle
1/2bh
Congruent
Parabola
6. A collection of points lying on a flat surface that extend indefinitely in any direction
Radius
Ab
Dependent
Plane
7. 2 angles that have their vertices at the endpoints of the same side of a parallelogram are called ____________________
x
Consecutive angles
Complex
Isosceles
8. The value of y where a point intersects the x axis = __________
A(bc)
Associative
Side square root
0
9. The associative property of multiplicaiton for every real number a - for every realy number b for every real number c (ab)c = ______
A(bc)
(c+d)/d
Acute
Y
10. 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
Parabola parallel line
Inverse
Y
1/2 (d)^2
11. A triangle with having at least 2 equal sides
0
n
Isosceles
6a^2
12. When proving 2 polygons are similar - what is the formula you use (hint: n= the number of sides)
((n -2) (180))/n
Slope
I
Right angle
13. In the pythagorean theorm a^2 + b^2 = c^2 - c is called the ______
Every
Hyotenuse
Y
Secant
14. 1/a^n can also be written as a to the ______
Regular polygon
Added
n
Extranous excluded
15. In the law of proportion if a/b = c/d then (a - b)/b =
(c - d)/d
Acute
Central angle
Right
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
Obtuse angle
Subtract substitute
0
Equal
17. A point has no ________or thickness
Parallel
Mildline
N!/(r!(n - r)!)
Size
18. What is the formula for the area of a triangle
1/3Bh
(c - d)/d
1/2bh
Straight line
19. What is the formula to calculate the area of a rectangle
Right angle
Isosceles
Lw
Slope
20. In the law of proportion if a/b = c/d then (a+b)/ b =
(c+d)/d
2
1/2 (d1 + d2)
Bisect
21. If you want to convert a fraction to a percentage you need to make it =
Consecutive angles
x over 100
Y
4pi r^2
22. The absolue value of the difference of the coordinates of any two points on the real number line
Scalene
Isosceles
Point circle does not exist
Distance
23. The __________property of multiplicaiton for every real numver a - for every real number b ab= ba
Length number
Central angle
Commutative
1/3Bh
24. The x value of the vertex of a parabola is the equation
Point line
Positive
b/2a
Vertices
25. If all points lie in the same plane they are __________
Multiply
Coplanar
Isosceles
Hyotenuse
26. When solving a system of equation involving quadratics and one is linear and the other is quadratic - solve the _______ first - then substitue the found value into the quadratic and solve for the other unknown
A^3
x
Linear substitute
Square
27. In the law of proportion if a/b = c/d then b/a =
2pi r^2 + 2pi rh
Positive
Right
D/c
28. What is the linear equation where a - b and c are constants b cannot = 0
Ax+ by = c
Bh
Arc
Hyotenuse
29. Two angles whose sum totals 180 degrees
Apothem
Obtuse angle
Supplementary
Point line
30. What property of equality ways for each real number a - for each real number b - for each real number c - if a=b and b=c - then a=c
Bc
Transitive
Factoral
Acute
31. A ray _________ divides the angle into 2 angles that have equal measure
Y
Symmetric
Bisect
Distance between 2 points
32. A line segment connecting a vertex of a triangle and the midpoint of the opposite side is called a __________ of a triangle
Median
Reflexive
Transitive
Symmetric
33. 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
Complimentary
2
A x b x c
Ax+ by = c
34. A line that divides a line segment into two congruent segments
Bisector
Associative
Added
Equal
35. What is the formula for the area of a rhomus - (hint d= diagonal)
G value
1/2 (d1 + d2)
Ratio
Perpendicular
36. A __________is any process that assigns a ___________value of y to each number of x
Distributive
Radius
Function single
Multiply
37. 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)
Bisect
(c+d)/d
Addition subtration
((n -2) (180))/n
38. A series adjacent points that connect
Secant
Rectangle
Line
x over 100
39. y2- y1 divided by x2- x1 = the ____________
Symmetric
Slope
Straight line
Bisect
40. If a=0 in a quadratic formula - the quadratic is reduced to a linear function and a ____________
(n/360) X 2pi r
Straight line
N!/(r!(n - r)!)
Slope
41. What is the formula for the area of a square
Chord
S^2
Plane
Isosceles
42. A __________________ is a circle passing through all the vertices of a polygon
Circumscribed circle
Index
A x b x c
Secant
43. Is a polygon that is both equilateral and equangular
Mildline
Regular polygon
Linear substitute
N!/ (n - r)!
44. In the law of proportion if a/b = c/d then ad =
6a^2
Bc
0
Plane
45. Every real number is a ______________
Complex
Vertices
Ellipse
4pi r^2
46. 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
(pi)r ^2
180
Reflex
47. An angle whose measure is larger than 90 degrees but less than 180 degrees
Every
Median
Obtuse angle
Acute
48. 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)
Associative
Ray
Equilateral
Distributive
49. A rhomus with a right angle
Square
(n/360) X 2pi r
Circle
Parabola
50. A parallelogram that has tow adjacent sides that are equal and whose sides are perpendicular to each other
Rhomus
Ab
1
Consecutive angles