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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. 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)






2. A __________is any process that assigns a ___________value of y to each number of x






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






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






5. Two angles whose sum totals 90 degrees






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 surface area of a sphere with a radius r






8. In a function the x value is the ___________variable






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






10. 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)






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






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






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






14. Is a polygon whose sides are equal in measure






15. To calculate the diagnol of a square you multipy any ______by the _______________of 2






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






17. An angle whose measure is 90 degrees






18. A triangle whose angles all equal 60 degrees






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






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






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






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






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






24. The square of a real number cannot be ___________






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






26. A point has no ________or thickness






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






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






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






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






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






32. 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






33. A _________ number is a number that can be written in the form of a + bi






34. What are the 2 formulas to calculate the circumference of a circle






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






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






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






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






39. When you have a linear equation such as ax + by = c you may use ___________ or _____________ to solve the problem - (you may first have to multiply through one of the equation to make either the x or y value equal)






40. 2 angles that have their vertices at the endpoints of the same side of a parallelogram are called ____________________






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






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






43. An angle whose measure is 180 degrees






44. Log base b to the b = ____________






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






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






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






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






49. Two angles whose sum totals 180 degrees






50. Is a polygon whose angles are equal in measurement







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