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






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






3. 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






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






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






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






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






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






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






10. The square of a real number cannot be ___________






11. Is a polygon whose sides are equal in measure






12. The perimeter of two similar polygons have the same ratio as the measure of any pair of corresponding line segments of the polygon






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






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






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






16. Log base b to the b = ____________






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






18. 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






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






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






21. What is the volume of a sphere with a radius r






22. A closed three sided figure is called a ____________






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






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






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






26. To find the x intersept we need to make __________= 0






27. To solve a system of equations you must first make the two equations ___________to each other - then use the discrimant to find if the system has any real roots






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






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






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






31. 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






32. A series adjacent points that connect






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






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






36. Two angles whose sum totals 180 degrees






37. What is the formula for the area of a square






38. 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






39. What property of equality says that a=a






40. In a function the x value is the ___________variable






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






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






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






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






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






46. What is the area of a pyramid or cone (hint B= area of Base)






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






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






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






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