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






2. A ___________is a figure with the same number of sides as angles






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






4. To calculate a permutation (order does not matter) what is the formula






5. i^2 = _____________






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






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






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






9. The surface area of a cube is what formula






10. Two angles whose sum totals 180 degrees






11. 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






12. The set of all points on a half line and the dividing point itself






13. Log base b to the b^x =






14. When you have a linear equation such as ax + by = c you may use ___________ or _____________ to solve the problem - (you may first have to multiply through one of the equation to make either the x or y value equal)






15. In the law of proportion if a/b = c/d then ad =






16. In a function the x value is the ___________variable






17. What property of equality says that a=a






18. A closed three sided figure is called a ____________






19. Is a polygon whose sides are equal in measure






20. 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






21. What is 4 to the power of 1/2 or 4^1/2






22. The volume of a cube is






23. Every real number is a ______________






24. Two angles whose sum totals 90 degrees






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






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






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






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






29. A triangle with having at least 2 equal sides






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






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






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






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






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






35. A line that intersects a circle in tow point is called the _______






36. A series adjacent points that connect






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






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






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






40. A triangle whose angles all equal 60 degrees






41. Two angles with a common vertex and with sides that are 2 pairs of opposite rays






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






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






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






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






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






47. 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)






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






49. An angle whose measure is larger than 0 degrees but smaller than 90 degrees






50. What is the formula for the area of a rhomus - (hint d= diagonal)