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Praxis I Math

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. _____________ of angles is an equivalance relation - it is reflexive - symmetric and transitive






2. How do you calculate the area of a parallelogram - what is the formula






3. 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






4. That points of intersection on a triangle are called its _____________






5. A _________ number is a number that can be written in the form of a + bi






6. When calculating the probability of mutually exclusive event y (can not occur simultaniously) you need to ______their seperate probabilities (uses the word 'or')






7. What is the closure property of multiplication for every real number a - for every real number b _________ is a real number






8. A ray _________ divides the angle into 2 angles that have equal measure






9. A line segment connecting a vertex of a triangle and the midpoint of the opposite side is called a __________ of a triangle






10. The value of x where a point intersects the Y axis= ___________






11. The side of a right triangle opposite the right angle






12. The measure of a minor arc is the measure of the __________that intercepts the arc






13. Is a polygon whose angles are equal in measurement






14. A triangle with one obtuse angle (angle greater than 90 degrees) is






15. An angle whose measure is 180 degrees






16. Two distinct straight lines can intersect at most at only one point






17. The surface area of a cube is what formula






18. A set of points in the seame plane equidistant from a fixed point - called its center






19. Distance from a ___________ to a _________ is the measure of the perpendicular line segment from the point to that line






20. The value of y where a point intersects the x axis = __________






21. 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)






22. The __________property of multiplicaiton for every real numver a - for every real number b ab= ba






23. What is the linear equation where a - b and c are constants b cannot = 0






24. The __________property of additon says that fro every real number a - ther is a real number such that a + - a = - a+ a = 0






25. The __________ of a regular polygon is the segment joining an vertex with the center of the polygon






26. The y value of the vertex of parabola is the equation






27. What is the area of a pyramid or cone (hint B= area of Base)






28. The _______ tells how many times the root needs to be multiplied by itself






29. If all points lie in the same plane they are __________






30. 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






31. The possible solution of a quadratic equatin ax^2 + bx + c= 0 are called the_______






32. Use ____________= 1/2a X p (where a = apothem and p = the perimeter)






33. The graph of y= ax^2 + bx + c is a curve know as a ____________






34. The segment from the center of the polygon perpendicular to as side of the polygon






35. An angle whose measure is larger than 90 degrees but less than 180 degrees






36. What is the volume of a sphere with a radius r






37. 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)






38. How do you calculate the area of a trapezoid (hint h= altitude - perpendicular segment)






39. Wha tis the volume of a right circular cylinder with a radius of r and a height of h






40. In complex numbers the square root of -1 = ______






41. What is the square of ((x1-x2) + (y1- y2)) =






42. What is the formula the formula for an arc if you know the radius and the n= central angle






43. Two angles with a common vertex and a common side but no common interior points






44. A series adjacent points that connect






45. The square of a real number cannot be ___________






46. Two angles whose sum totals 90 degrees






47. A portion of a circle is called an ________ of the circle






48. A triangle with a 90 degrees angle






49. A point has no ________or thickness






50. The square of both a positive number and a negative real number is _____________