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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 sum of the interior angles of a triangle = ___________






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






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






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






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






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






7. In a quadratic formula if the a value of the parabola is less than 0 the parabola opens ___________






8. The square of 0 is _____






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






10. How do you calculate the area of a parallelogram - what is the formula






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






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






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






14. A point has no ________or thickness






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






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






17. The __________property of additon says that fro every real number a - ther is a real number such that a + - a = - a+ a = 0






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






19. A triangle with a 90 degrees angle






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. A collection of points lying on a flat surface that extend indefinitely in any direction






22. What is the formula for the area of a circle






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






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






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






26. Log base b to the b^x =






27. Two angles whose sum totals 90 degrees






28. The side of a right triangle opposite the right angle






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






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






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






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






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






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






35. 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 __________or a __________ or __________(b=0 and a=c)






36. Log base b to the b = ____________






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






38. 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)






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






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






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






42. i^2 = _____________






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






44. An angle whose measure is 90 degrees






45. The x value of the vertex of a parabola is the equation






46. Every real number is a ______________






47. A series adjacent points that connect






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






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






50. A triangle whose sides are equal