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






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






3. i^2 = _____________






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






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






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






7. 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






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






9. An angle whose measure is 90 degrees






10. 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)






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






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






13. 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)






14. Log base b to the b = ____________






15. The volume of a cube is






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






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






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






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






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






21. The square of a real number cannot be ___________






22. The square of 0 is _____






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






24. Is a polygon whose angles are equal in measurement






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






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






27. The possible solution of a quadratic equatin ax^2 + bx + c= 0 are called the_______






28. Two angles whose sum totals 90 degrees






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






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






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






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






33. What property of equality says that a=a






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






35. ___________is a quadrilateral whose opposite sides are parallel






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






37. 1/a^n can also be written as a to the ______






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






39. The surface area of a cube is what formula






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






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






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






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






44. Angles that are equal






45. 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)






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






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






48. Every real number is a ______________






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






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