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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. What is the formula for the area of a circle






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






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






4. The volume of a cube is






5. i^2 = _____________






6. 1/a^n can also be written as a to the ______






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






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






9. A line segment connecting a vertex of a triangle and the midpoint of the opposite side is called a __________ of a triangle






10. A triangle with no equal sides






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






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






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






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






15. 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)






16. In a function the x value is the ___________variable






17. 2 angles that have their vertices at the endpoints of the same side of a parallelogram are called ____________________






18. The greatest common factor is the largest __________that is common to all member of the set






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






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






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






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






23. A triangle with three acute angles (less than 90 degrees)






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






25. Two angles with a common vertex and with sides that are 2 pairs of opposite rays






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






27. The square of 0 is _____






28. 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)






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






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






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






32. A series adjacent points that connect






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






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






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






36. The value of y where a point intersects the x axis = __________






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






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






39. An angle whose measure is 90 degrees






40. Use ____________= 1/2a X p (where a = apothem and p = the perimeter)






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






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






43. 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)






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






45. ___________is a quadrilateral whose opposite sides are parallel






46. 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






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. The associative property of multiplicaiton for every real number a - for every realy number b for every real number c (ab)c = ______






49. 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)






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