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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. A parallelogram with right angles and equal diagonals






2. 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






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






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






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






6. The _______says for every reals number a - for every real number b and for every real number c - a(b+c) = ab + ac






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






8. Two angles whose sum totals 180 degrees






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






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






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






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






13. What is the formula to calculate the area of a rectangle






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






15. What property of equality says that a=a






16. 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






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






18. The perimeter of two similar polygons have the same ratio as the measure of any pair of corresponding line segments of the polygon






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






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






21. ___________is a quadrilateral whose opposite sides are parallel






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






23. i^2 = _____________






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






25. Log base b to the b = ____________






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






27. Log base b to the b^x =






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






29. 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






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






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






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






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






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






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






36. Two or more distinct lines are said to be ____________ if and only if they are coplanar and they do no intersect






37. An angle whose measure is 90 degrees






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






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






40. A triangle with no equal sides






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






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






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






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






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






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






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






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






49. For each real number a - for each real number b - if a= b - then b=a






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







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