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






2. Is a polygon whose angles are equal in measurement






3. 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)






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






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






6. ___________is a quadrilateral whose opposite sides are parallel






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






8. What property of equality says that a=a






9. 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






10. Is a polygon whose sides are equal in measure






11. When solving a system of equation involving quadratics and one is linear and the other is quadratic - solve the _______ first - then substitue the found value into the quadratic and solve for the other unknown






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






13. What is the volume of a cone






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






15. The volume of a cube is






16. The square of 0 is _____






17. Two angles whose sum totals 180 degrees






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. A triangle with no equal sides






20. A parallelogram with right angles and equal diagonals






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






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






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






24. A triangle with a 90 degrees angle






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






26. 1/a^n can also be written as a to the ______






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






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






29. What type of trapezoid has its non parallel sides equal






30. A point has no ________or thickness






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






32. A triangle whose angles all equal 60 degrees






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






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






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






36. An angle whose measure is 90 degrees






37. Angles that are equal






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






39. A __________of a circle is a line segment drawn from the center of the circle to any point on the circle






40. What is the surface area of a right circular cylinder with a radius of r and a height of h






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






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






43. A closed three sided figure is called a ____________






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






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






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






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






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






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






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