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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 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
Transitive
A+b
Point slope formula
Arc
2. To calculate the diagnol of a square you multipy any ______by the _______________of 2
Positive
Secant
Hyperbola
Side square root
3. A triangle with no equal sides
Multiply
Scalene
Y
Isosceles
4. The volume of a cube is
Symmetric
A^3
Square
Added
5. What is the area of a pyramid or cone (hint B= area of Base)
0
1/3Bh
Complimentary
Extranous excluded
6. A triangle with three acute angles (less than 90 degrees)
Acute
Bc
Obtuse angle
Ratio
7. A line segment joining two poing on a circle is called a ________
Chord
A(bc)
Bisector
Acute
8. A parallelogram with right angles and equal diagonals
Circumscribed circle
Central angle
Rectangle
4pi r^2
9. If you want to convert a fraction to a percentage you need to make it =
Parallel
Altitude
Secant
x over 100
10. What are the 2 formulas to calculate the circumference of a circle
(c+d)/d
Extranous excluded
Complex
Pi(d) 2(pi)r
11. What is the square of ((x1-x2) + (y1- y2)) =
Point circle does not exist
(n/360) X 2pi r
b/2a
Distance between 2 points
12. The segment from the center of the polygon perpendicular to as side of the polygon
Arc
Apothem
Line
Equal
13. 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
A^3
Distance
Circle
14. In the law of proportion if a/b = c/d then b/a =
D/c
(c+d)/d
Associative
Inverse
15. A triangle with one obtuse angle (angle greater than 90 degrees) is
Complimentary
Factoral
Roots
Obtuse
16. A line that divides a line segment into two congruent segments
(pi)r ^2
Bisector
180
Secant
17. 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
Y
Central angle
Adjacent
18. An angle whose measure is 180 degrees
Scalene
Straight
Multiply
A x b x c
19. The value of x where a point intersects the Y axis= ___________
1/2h (b1 + b2)
Multiply
0
Exponent
20. In the law of proportion if a/b = c/d then (a+b)/ b =
(c+d)/d
Obtuse angle
Isosceles
Symmetric
21. When proving 2 polygons are similar - what is the formula you use (hint: n= the number of sides)
((n -2) (180))/n
Congruence
Downward
Reflex
22. What is the closure property of addition - for every real number a - for every real number b ______________ is a real number
Commutative
A+b
Function single
Complimentary
23. When calculating the number of sides in a polygon make 360 degrees/ n = ______________
Exterior angle
Scalene
Ab
Acute
24. In the pythagorean theorm a^2 + b^2 = c^2 - c is called the ______
Median
Bh
Regular polygon
Hyotenuse
25. Angles that are equal
Right
Parabola parallel line
Central angle
Congruent
26. The perimeter of two similar polygons have the same ratio as the measure of any pair of corresponding line segments of the polygon
Mildline
Ratio
Exterior angle
x over 100
27. A ray _________ divides the angle into 2 angles that have equal measure
Scalene
Bisect
Added
Exterior angle
28. Two angles whose sum totals 180 degrees
Function single
Multiply
Supplementary
Trapezoid
29. The absolue value of the difference of the coordinates of any two points on the real number line
Size
G value
Distance
2
30. The y value of the vertex of parabola is the equation
(4ac - b^2)/4a
Distance
Isosceles
Parallel
31. The x value of the vertex of a parabola is the equation
b/2a
Adjacent
Subtract substitute
1/3 pi r^2 h
32. That points of intersection on a triangle are called its _____________
Equiangular polygon
Y
Point line
Vertices
33. What is the volume of a cone
Slope
Point line
1/3 pi r^2 h
Triangle
34. How do you calculate the area of a trapezoid (hint h= altitude - perpendicular segment)
Plane
Obtuse angle
Acute
1/2h (b1 + b2)
35. In order to decimal to a percentage you need to ______ by 100
Multiply
Pi(d) 2(pi)r
(n/360) X 2pi r
Radius
36. 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)
N!/(r!(n - r)!)
Square
6a^2
Ellipse
37. Two angles whose sum totals 90 degrees
Complimentary
Regular polygon
Commutative
Downward
38. What property of equality says that a=a
1/3 pi r^2 h
Reflexive
Triangle
Vertices
39. Log base b to the b^x =
x
Inverse
Ax+ by = c
Straight line
40. A triangle whose sides are equal
Ellipse
1
Equilateral
Vertical
41. Is a polygon whose angles are equal in measurement
Angle
Equiangular polygon
Dependent
Negative
42. Three or more points are said to be ___________if an only if they lie on the same line
Collinear
Scalene
Plane
Pi r^2 h
43. A set of points in the seame plane equidistant from a fixed point - called its center
Circle
Area of a polygon
1
Coplanar
44. When you find the inverse of a function switch the x value with a ____ - solve for y
Bh
Trapezoid
Y
Length number
45. Log base b to the b = ____________
4/3 pi r^3
A^3
1
Altitude
46. A closed three sided figure is called a ____________
S^2
Triangle
Right
Length number
47. A __________of a circle is a line segment drawn from the center of the circle to any point on the circle
Pi r^2 h
Radius
Collinear
Vertical
48. The value of y where a point intersects the x axis = __________
180
1/2 (d)^2
Ab
0
49. The side of a right triangle opposite the right angle
1/3Bh
Hypotenuse
Hyperbola
1/2 (d1 + d2)
50. 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
6a^2
Quadratic formula
Factoral
180