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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. i^2 = _____________






2. Is a polygon whose sides are equal in measure






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






4. What is the formula for the area of a square






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






6. What is the formula for a combination (where order matters)






7. 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






8. An angle whose measure is 90 degrees






9. Two angles whose sum totals 180 degrees






10. The volume of a cube is






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






12. Every real number is a ______________






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






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






15. The square of a real number cannot be ___________






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






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






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






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






20. 1/a^n can also be written as a to the ______






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






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






23. Wha tis the volume of a right circular cylinder with a radius of r and a height of h






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






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






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






27. A parallelogram with right angles and equal diagonals






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






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






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






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






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






33. A triangle with a 90 degrees angle






34. In the pythagorean theorm a^2 + b^2 = c^2 - c is called the ______






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






36. A rhomus with a right angle






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






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






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






40. 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






41. Is a polygon that is both equilateral and equangular






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






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






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






45. 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






46. In a function the x value is the ___________variable






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






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






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






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