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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 __________of a triangle is a line segment from a vertex of the triangle perpendicular to the opposite side
Altitude
Factoral
Equiangular
Acute
2. If a triangle has two congruent sides then it is an _________triangle
Trapezoid
Area of a polygon
Downward
Isosceles
3. What is 4 to the power of 1/2 or 4^1/2
I
Ab
2
Distance between 2 points
4. Two lines are said to be ______________ if they intersect and form right angles
A x b x c
Point circle does not exist
Ab
Perpendicular
5. In a quadratic formula if the a value of the parabola is less than 0 the parabola opens ___________
Downward
Function single
Altitude
Reflexive
6. A line that divides a line segment into two congruent segments
Complimentary
Bisector
Arc
Dependent
7. The perimeter of a polygon is equal to the ________of sides X the _____________ of sides
Multiply
Quadratic formula
Ab
Length number
8. Two angles with a common vertex and a common side but no common interior points
Adjacent
Distance
Obtuse angle
Square
9. When you find the inverse of a function switch the x value with a ____ - solve for y
Vertical
Quadratic formula
Negative
Y
10. The _______ tells how many times the root needs to be multiplied by itself
Index
Coplanar
I
Distance between 2 points
11. A point has no ________or thickness
Triangle
Distance between 2 points
Size
Bc
12. To find the x intersept we need to make __________= 0
(pi)r ^2
A+b
Y
Radius
13. If you want to convert a fraction to a percentage you need to make it =
Regular polygon
Radius
Distance
x over 100
14. In the pythagorean theorm a^2 + b^2 = c^2 - c is called the ______
Hyotenuse
1
Median
(c+d)/d
15. 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
A x b x c
1
Congruence
1/2 (d)^2
16. In the law of proportion if a/b = c/d then (a+b)/ b =
Circle
Hypotenuse
(c+d)/d
Slope
17. The associative property of multiplicaiton for every real number a - for every realy number b for every real number c (ab)c = ______
A(bc)
Apothem
Acute
Mildline
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 __________or a __________ or __________(b=0 and a=c)
Point circle does not exist
Arc
G value
n
19. In order to decimal to a percentage you need to ______ by 100
Multiply
Commutative
Circumscribed circle
Obtuse angle
20. A ___________is a figure with the same number of sides as angles
Equilateral polygon
(c - d)/d
Polygon
Linear substitute
21. A parallelogram that has tow adjacent sides that are equal and whose sides are perpendicular to each other
0
Distance between 2 points
Rhomus
1/2bh
22. An angle whose measure is larger than 0 degrees but smaller than 90 degrees
Ab
Acute
x over 100
Straight line
23. What is the closure property of multiplication for every real number a - for every real number b _________ is a real number
Right angle
A^3
Ab
Length number
24. Is a polygon that is both equilateral and equangular
Regular polygon
1
One
Ax+ by = c
25. The y value of the vertex of parabola is the equation
Isosceles
Straight line
(4ac - b^2)/4a
1/3 pi r^2 h
26. When calculating the probability of independent events you need to __________ (words like and &' followed by' )
Multiply
Line
Commutative
A x b x c
27. What type of trapezoid has its non parallel sides equal
Parabola parallel line
Straight line
Isosceles
Parallelogram
28. i^2 = _____________
180
1
Adjacent
Associative
29. The measure of a minor arc is the measure of the __________that intercepts the arc
Central angle
Polygon
Added
Index
30. The __________ of a regular polygon is the segment joining an vertex with the center of the polygon
Bisect
Obtuse
Radius
Square
31. In the law of proportion if a/b = c/d then b/a =
Negative
Coplanar
D/c
Altitude
32. When proving 2 polygons are similar - what is the formula you use (hint: n= the number of sides)
((n -2) (180))/n
Consecutive angles
A^3
Added
33. The surface area of a cube is what formula
Factor
6a^2
Acute
One
34. Wha tis the volume of a right circular cylinder with a radius of r and a height of h
Ab
(c - d)/d
Pi r^2 h
A+b
35. How do you calculate the area of a trapezoid (hint h= altitude - perpendicular segment)
2
1/2h (b1 + b2)
Y
Parallel
36. What is the formula for a combination (where order matters)
A^3
Multiply
N!/(r!(n - r)!)
Complex
37. A set of points in the seame plane equidistant from a fixed point - called its center
Circle
Lw
Bh
Isosceles
38. An angle whose measure is greater than 180 degrees and less than 360 degrees
Reflex
N!/(r!(n - r)!)
Index
Point slope formula
39. Is a polygon whose sides are equal in measure
Every
0
Equilateral polygon
Acute
40. 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 __________ (b^2-4ac greater then 0)
Hyperbola
Plane
Ray
N!/ (n - r)!
41. A parallelogram with right angles and equal diagonals
Coplanar
Rectangle
(c - d)/d
Central angle
42. A line that intersects a circle in tow point is called the _______
Polygon
Secant
Reflex
Obtuse
43. The square of 0 is _____
Altitude
Acute
0
Adjacent
44. The least common multiple is the smallest quantity divisible by ______ number of the set
1/3Bh
Rectangle
Every
1
45. The x value of the vertex of a parabola is the equation
b/2a
1/2 (d)^2
1/2bh
Bc
46. A _________ number is a number that can be written in the form of a + bi
Complex
Ab
Every
Obtuse
47. What are the 2 formulas to calculate the circumference of a circle
Pi(d) 2(pi)r
Parabola parallel line
Roots
Positive
48. What is the formula the formula for an arc if you know the radius and the n= central angle
Trapezoid
(n/360) X 2pi r
Vertical
b/2a
49. The possible solution of a quadratic equatin ax^2 + bx + c= 0 are called the_______
Vertices
Isosceles
Roots
180
50. A triangle with a 90 degrees angle
Isosceles
1/2h (b1 + b2)
Right
Slope
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