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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. y2- y1 divided by x2- x1 = the ____________






2. 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)






3. The square of 0 is _____






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






5. 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






6. What is a quadrilateral with 2 and only 2 sides parallel






7. The surface area of a cube is what formula






8. When calculating the probability of independent events you need to __________ (words like and &' followed by' )






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






10. 1/a^n can also be written as a to the ______






11. i^2 = _____________






12. A __________is any process that assigns a ___________value of y to each number of x






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






14. If a triangle has two congruent sides then it is an _________triangle






15. In a logarithm the answer following the = sign is the __________






16. What type of trapezoid has its non parallel sides equal






17. In the law of proportion if a/b = c/d then (a - b)/b =






18. Angles that are equal






19. When you find the inverse of a function switch the x value with a ____ - solve for y






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






21. Is a polygon whose angles are equal in measurement






22. A line that joins the midpoint of two sides of a triangle is called the__________






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






24. The absolue value of the difference of the coordinates of any two points on the real number line






25. A triangle whose sides are equal






26. An angle whose measure is 90 degrees






27. Three or more points are said to be ___________if an only if they lie on the same line






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






29. The union of two rays having the same end point






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






31. The __________of a triangle is a line segment from a vertex of the triangle perpendicular to the opposite side






32. The associative property of multiplicaiton for every real number a - for every realy number b for every real number c (ab)c = ______






33. What are the 2 formulas to calculate the circumference of a circle






34. If you want to convert a fraction to a percentage you need to make it =






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






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






37. The least common multiple is the smallest quantity divisible by ______ number of the set






38. Is a polygon that is both equilateral and equangular






39. ___________is a quadrilateral whose opposite sides are parallel






40. A line segment joining two poing on a circle is called a ________






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






42. 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






43. What is the volume of a cone






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






45. A line that divides a line segment into two congruent segments






46. The greatest common factor is the largest __________that is common to all member of the set






47. To solve a system of equations you must first make the two equations ___________to each other - then use the discrimant to find if the system has any real roots






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






49. The ____________ says y - y1= m(x-x1)






50. To calculate the diagnol of a square you multipy any ______by the _______________of 2







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Can you answer 50 questions in 15 minutes?


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