Test your basic knowledge |

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






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






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






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






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






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






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






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






9. To find the x intersept we need to make __________= 0






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






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






12. The square of 0 is _____






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






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






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






16. A triangle with no equal sides






17. A triangle whose angles all equal 60 degrees






18. 1/a^n can also be written as a to the ______






19. 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






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






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






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






23. In complex numbers the square root of -1 = ______






24. Positions = number of position can be calculated by finding the ______ of the total number of items






25. Once you find the roots of a radical equation you must check them to see if any are __________roots (which means they are not equal when plugged back into the original formula) these roots must be ___________






26. 2 angles that have their vertices at the endpoints of the same side of a parallelogram are called ____________________






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






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






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






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






31. 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






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






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






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






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






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






37. Is a polygon whose angles are equal in measurement






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






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






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






41. A rhomus with a right angle






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






43. What is the volume of a cone






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






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






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






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






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






49. What is the closure property of addition - for every real number a - for every real number b ______________ is a real number






50. In a function the x value is the ___________variable