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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. A parallelogram that has tow adjacent sides that are equal and whose sides are perpendicular to each other






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






4. Two angles whose sum totals 90 degrees






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






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






7. A triangle whose angles all equal 60 degrees






8. The volume of a cube is






9. In a function the x value is the ___________variable






10. When proving 2 polygons are similar - what is the formula you use (hint: n= the number of sides)






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






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






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






14. A triangle with having at least 2 equal sides






15. An angle whose measure is greater than 180 degrees and less than 360 degrees






16. The _________property of addition says that for every real number a - for every real number b for every real number c (a+b) + c = a + (b+c)






17. The square of a real number cannot be ___________






18. What is the formula for a square if you only know the length of the diaganol






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






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






21. The perimeter of a polygon is equal to the ________of sides X the _____________ of sides






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






23. A point has no ________or thickness






24. An angle whose measure is 180 degrees






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






26. 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)






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






28. 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






29. In order to decimal to a percentage you need to ______ by 100






30. What is the surface area of a sphere with a radius r






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






32. The sum of the interior angles of a triangle = ___________






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






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






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






36. What is the formula for the area of a square






37. A triangle with no equal sides






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






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






40. When calculating the number of sides in a polygon make 360 degrees/ n = ______________






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






42. A parallelogram with right angles and equal diagonals






43. Log base b to the b^x =






44. A triangle with three acute angles (less than 90 degrees)






45. Two lines are said to be ______________ if they intersect and form right angles






46. 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






47. What is the formula for the area of a triangle






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






49. A closed three sided figure is called a ____________






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