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






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






3. A closed three sided figure is called a ____________






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






5. An angle whose measure is 90 degrees






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






7. Log base b to the b^x =






8. 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)






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






10. How do you calculate the area of a trapezoid (hint h= altitude - perpendicular segment)






11. A rhomus with a right angle






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






13. 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






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






15. In order to decimal to a percentage you need to ______ by 100






16. _____________ of angles is an equivalance relation - it is reflexive - symmetric and transitive






17. A triangle whose angles all equal 60 degrees






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






19. When proving 2 polygons are similar - what is the formula you use (hint: n= the number of sides)






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






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






22. 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 ___________






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






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






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






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






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






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






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






30. Every real number is a ______________






31. A triangle with having at least 2 equal sides






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






33. 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






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






35. 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






36. What is the volume of a cone






37. The square of a real number cannot be ___________






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






39. Two angles whose sum totals 90 degrees






40. A triangle with a 90 degrees angle






41. What property of equality says that a=a






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






43. 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






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






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






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






47. Is a polygon whose angles are equal in measurement






48. Is a polygon that is both equilateral and equangular






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






50. To calculate a permutation (order does not matter) what is the formula







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Can you answer 50 questions in 15 minutes?


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