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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. 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
Roots
Mildline
1
Subtract substitute
2. The sum of the interior angles of a triangle = ___________
180
Pi r^2 h
Square
Equiangular
3. An angle whose measure is 90 degrees
Right angle
Consecutive angles
Exterior angle
1/2 (d)^2
4. An angle whose measure is larger than 0 degrees but smaller than 90 degrees
Hyperbola
Factor
Apothem
Acute
5. 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
1/2bh
Size
2
1
6. The y value of the vertex of parabola is the equation
1/3Bh
Exterior angle
(4ac - b^2)/4a
Negative
7. The perimeter of a polygon is equal to the ________of sides X the _____________ of sides
Every
0
Side square root
Length number
8. A __________of a circle is a line segment drawn from the center of the circle to any point on the circle
Downward
Length number
Lw
Radius
9. 1/a^n can also be written as a to the ______
n
A(bc)
Slope
Equiangular
10. What is the closure property of multiplication for every real number a - for every real number b _________ is a real number
A x b x c
Ab
Roots
Y
11. Is a polygon whose sides are equal in measure
Y
Straight line
Equilateral polygon
Equilateral
12. What is the formula for a square if you only know the length of the diaganol
1/2 (d1 + d2)
Transitive
Side square root
1/2 (d)^2
13. Positions = number of position can be calculated by finding the ______ of the total number of items
Bh
Extranous excluded
1
Factoral
14. When proving 2 polygons are similar - what is the formula you use (hint: n= the number of sides)
Reflexive
Parabola parallel line
((n -2) (180))/n
Complex
15. A collection of points lying on a flat surface that extend indefinitely in any direction
Parabola
Isosceles
Plane
Complimentary
16. The union of two rays having the same end point
Acute
Angle
Complex
2pi r^2 + 2pi rh
17. A parallelogram that has tow adjacent sides that are equal and whose sides are perpendicular to each other
Rhomus
1/2h (b1 + b2)
Parabola
Trapezoid
18. A triangle with having at least 2 equal sides
Bisect
Isosceles
Transitive
Coplanar
19. The _______ tells how many times the root needs to be multiplied by itself
Regular polygon
Parallelogram
x over 100
Index
20. A set of points in the seame plane equidistant from a fixed point - called its center
Straight line
Circle
G value
Triangle
21. Three or more points are said to be ___________if an only if they lie on the same line
A x b x c
Collinear
Equiangular polygon
Congruence
22. For each real number a - for each real number b - if a= b - then b=a
Circumscribed circle
Symmetric
2pi r^2 + 2pi rh
Ratio
23. What is the linear equation where a - b and c are constants b cannot = 0
Vertices
n
A^3
Ax+ by = c
24. In complex numbers the square root of -1 = ______
Altitude
Function single
I
Regular polygon
25. A ray _________ divides the angle into 2 angles that have equal measure
6a^2
0
Bisect
Symmetric
26. The absolue value of the difference of the coordinates of any two points on the real number line
6a^2
Distance
Central angle
Equal
27. _____________ of angles is an equivalance relation - it is reflexive - symmetric and transitive
Bisect
Congruence
Apothem
Acute
28. The least common multiple is the smallest quantity divisible by ______ number of the set
Area of a polygon
One
Every
Subtract substitute
29. In a function the x value is the ___________variable
(n/360) X 2pi r
Dependent
Radius
Positive
30. What is the formula for the area of a square
((n -2) (180))/n
Addition subtration
Y
S^2
31. To find the x intersept we need to make __________= 0
Isosceles
Congruent
Parabola parallel line
Y
32. Distance from a ___________ to a _________ is the measure of the perpendicular line segment from the point to that line
6a^2
G value
Pi(d) 2(pi)r
Point line
33. The __________property of multiplicaiton for every real numver a - for every real number b ab= ba
n
Commutative
(4ac - b^2)/4a
Central angle
34. The value of x where a point intersects the Y axis= ___________
Parallel
0
Subtract substitute
Straight line
35. Is a polygon whose angles are equal in measurement
Equiangular polygon
A(bc)
Apothem
Exponent
36. 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
Altitude
Ax+ by = c
Reflex
Linear substitute
37. A triangle whose angles all equal 60 degrees
Added
Equiangular
2pi r^2 + 2pi rh
Downward
38. The perimeter of two similar polygons have the same ratio as the measure of any pair of corresponding line segments of the polygon
One
Radius
Pi(d) 2(pi)r
Ratio
39. What is the formula for the area of a circle
(pi)r ^2
Multiply
Added
Length number
40. The associative property of multiplicaiton for every real number a - for every realy number b for every real number c (ab)c = ______
Bh
Dependent
6a^2
A(bc)
41. y2- y1 divided by x2- x1 = the ____________
Radius
Slope
Hypotenuse
A(bc)
42. What property of equality says that a=a
Reflexive
N!/ (n - r)!
Isosceles
Isosceles
43. 2 angles that have their vertices at the endpoints of the same side of a parallelogram are called ____________________
Ray
Straight
Consecutive angles
Rhomus
44. 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
Secant
n
((n -2) (180))/n
Quadratic formula
45. A triangle with no equal sides
Regular polygon
Scalene
Ray
Distributive
46. If you want to convert a fraction to a percentage you need to make it =
(c - d)/d
Associative
Complimentary
x over 100
47. ___________is a quadrilateral whose opposite sides are parallel
Reflexive
(4ac - b^2)/4a
((n -2) (180))/n
Parallelogram
48. A line that divides a line segment into two congruent segments
Obtuse angle
(4ac - b^2)/4a
Bisector
Acute
49. Angles that are equal
x over 100
Index
Congruent
Ab
50. The _______says for every reals number a - for every real number b and for every real number c - a(b+c) = ab + ac
x
Area of a polygon
2
Distributive