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






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






3. 2 angles that have their vertices at the endpoints of the same side of a parallelogram are called ____________________






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






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






6. A triangle whose angles all equal 60 degrees






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






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






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






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






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






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






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






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






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






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






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






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






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






20. 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)






21. The least common multiple is the smallest quantity divisible by ______ number of the set






22. An angle whose measure is 90 degrees






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






24. 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)






25. For each real number a - for each real number b - if a= b - then b=a






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






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






28. What property of equality says that a=a






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






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






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






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






33. When calculating the probability of independent events you need to __________ (words like and &' followed by' )






34. 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)






35. Two angles whose sum totals 90 degrees






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






37. 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






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






39. The ____________ says y - y1= m(x-x1)






40. A series adjacent points that connect






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






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






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






44. A triangle with no equal sides






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






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






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






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






49. 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






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