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






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






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






4. 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)






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






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






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






8. 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






9. A parallelogram with right angles and equal diagonals






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






11. 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)






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






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






14. Is a polygon whose angles are equal in measurement






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






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






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






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






19. In a function the x value is the ___________variable






20. Two angles whose sum totals 180 degrees






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






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






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






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






25. A triangle whose angles all equal 60 degrees






26. 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






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






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






29. What property of equality says that a=a






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






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






32. A triangle with having at least 2 equal sides






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






34. Angles that are equal






35. When you see f of g replace the x in f(x) with the ___________






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






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






38. Is a polygon that is both equilateral and equangular






39. The square of 0 is _____






40. A triangle with a 90 degrees angle






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






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






43. ___________is a quadrilateral whose opposite sides are parallel






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






45. A point has no ________or thickness






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






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






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






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






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