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






2. 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)






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






4. Is a polygon whose sides are equal in measure






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






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






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






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






9. Is a polygon that is both equilateral and equangular






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






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






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






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






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






15. A __________________ is a circle passing through all the vertices of a polygon






16. The _________property of addition says that for every real number a - for every real number b for every real number c (a+b) + c = a + (b+c)






17. The square of both a positive number and a negative real number is _____________






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






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






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






21. 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)






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






23. An angle whose measure is 180 degrees






24. A ray _________ divides the angle into 2 angles that have equal measure






25. Every real number is a ______________






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






27. A triangle with no equal sides






28. What property of equality says that a=a






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






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






31. The square of a real number cannot be ___________






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






33. 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 __________ (if a - b and c are not zero)






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






35. Two angles whose sum totals 90 degrees






36. A line that intersects a circle in tow point is called the _______






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






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






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






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






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






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






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






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






45. A series adjacent points that connect






46. In a logarithm the answer following the = sign is the __________






47. When solving a system of equation with 2 quadratic function - first __________ one equation from the other equation to find isolate one variable - solve for that variable - then ______ and solve for the other variable






48. What is the volume of a cone






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






50. 2 angles that have their vertices at the endpoints of the same side of a parallelogram are called ____________________