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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 type of trapezoid has its non parallel sides equal
Obtuse angle
Isosceles
A+b
Complimentary
2. The x value of the vertex of a parabola is the equation
A(bc)
b/2a
Complex
Median
3. When you see f of g replace the x in f(x) with the ___________
Bh
b/2a
Point slope formula
G value
4. What is 4 to the power of 1/2 or 4^1/2
Coplanar
Positive
2
x
5. In a logarithm the answer following the = sign is the __________
Commutative
Reflex
Equilateral polygon
Exponent
6. Two or more distinct lines are said to be ____________ if and only if they are coplanar and they do no intersect
1
Point slope formula
Parallel
Equiangular
7. i^2 = _____________
0
Bh
I
1
8. What is the formula to calculate the area of a rectangle
Angle
Lw
Factoral
A^3
9. A triangle with a 90 degrees angle
Angle
Multiply
Right
Slope
10. In the law of proportion if a/b = c/d then ad =
b/2a
Negative
Altitude
Bc
11. 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
Plane
Parabola parallel line
(c+d)/d
12. The greatest common factor is the largest __________that is common to all member of the set
Ab
A+b
Equilateral polygon
Factor
13. What is the linear equation where a - b and c are constants b cannot = 0
1/2h (b1 + b2)
Ax+ by = c
Ratio
Y
14. What is the surface area of a sphere with a radius r
4pi r^2
Altitude
Quadratic formula
Vertices
15. 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
Acute
Symmetric
1
Subtract substitute
16. A __________________ is a circle passing through all the vertices of a polygon
Square
1/3Bh
Circumscribed circle
Apothem
17. Distance from a ___________ to a _________ is the measure of the perpendicular line segment from the point to that line
Isosceles
Point line
Factoral
(c+d)/d
18. A line that divides a line segment into two congruent segments
Regular polygon
Bisector
Bh
Trapezoid
19. The _______ tells how many times the root needs to be multiplied by itself
Acute
I
Index
((n -2) (180))/n
20. A ___________is a figure with the same number of sides as angles
Size
Straight line
Polygon
Linear substitute
21. An angle whose measure is greater than 180 degrees and less than 360 degrees
Reflex
Side square root
4/3 pi r^3
Altitude
22. The ____________ says y - y1= m(x-x1)
2
Point slope formula
Adjacent
0
23. In the law of proportion if a/b = c/d then (a - b)/b =
Area of a polygon
Straight line
(c - d)/d
Bc
24. A triangle with no equal sides
Pi(d) 2(pi)r
Scalene
1/2bh
((n -2) (180))/n
25. How do you calculate the area of a trapezoid (hint h= altitude - perpendicular segment)
Circle
x over 100
1/2h (b1 + b2)
Ellipse
26. The square of 0 is _____
Point circle does not exist
0
Dependent
N!/ (n - r)!
27. 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
Quadratic formula
A x b x c
Congruent
4/3 pi r^3
28. Two angles whose sum totals 90 degrees
x
Circumscribed circle
Downward
Complimentary
29. Positions = number of position can be calculated by finding the ______ of the total number of items
Radius
Factoral
D/c
Pi r^2 h
30. In a quadratic formula if the a value of the parabola is less than 0 the parabola opens ___________
1/3 pi r^2 h
1/2 (d1 + d2)
Downward
Ax+ by = c
31. The possible solution of a quadratic equatin ax^2 + bx + c= 0 are called the_______
Roots
Linear substitute
Bc
1/2 (d1 + d2)
32. If a triangle has two congruent sides then it is an _________triangle
Isosceles
S^2
N!/ (n - r)!
Reflex
33. Log base b to the b^x =
Extranous excluded
Distance
x
2
34. The perimeter of two similar polygons have the same ratio as the measure of any pair of corresponding line segments of the polygon
(c - d)/d
Ratio
n
1/2h (b1 + b2)
35. Is a polygon that is both equilateral and equangular
1/3 pi r^2 h
1/2h (b1 + b2)
Isosceles
Regular polygon
36. To find the x intersept we need to make __________= 0
Isosceles
Obtuse
Complex
Y
37. In order to decimal to a percentage you need to ______ by 100
Ray
Multiply
Complimentary
Congruence
38. When calculating the probability of independent events you need to __________ (words like and &' followed by' )
Secant
180
Vertices
Multiply
39. What is the formula for the area of a circle
(pi)r ^2
Downward
Trapezoid
Distributive
40. A parallelogram that has tow adjacent sides that are equal and whose sides are perpendicular to each other
Complimentary
Hypotenuse
Rhomus
Complex
41. A set of points in the seame plane equidistant from a fixed point - called its center
Exterior angle
Slope
Parabola
Circle
42. 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)
b/2a
Inverse
Straight
Point circle does not exist
43. 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 ___________
4/3 pi r^3
Rhomus
Extranous excluded
Ab
44. If a=0 in a quadratic formula - the quadratic is reduced to a linear function and a ____________
Exponent
(n/360) X 2pi r
1
Straight line
45. Angles that are equal
Congruent
Function single
4pi r^2
Isosceles
46. That points of intersection on a triangle are called its _____________
Vertices
Obtuse
1
2pi r^2 + 2pi rh
47. In the pythagorean theorm a^2 + b^2 = c^2 - c is called the ______
0
Roots
Hyotenuse
1/3Bh
48. In the law of proportion if a/b = c/d then (a+b)/ b =
Downward
Parabola parallel line
(c+d)/d
Area of a polygon
49. 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
Parabola
Complimentary
Consecutive angles
1
50. A portion of a circle is called an ________ of the circle
Arc
Downward
A x b x c
Bisector
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