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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 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






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






3. An angle whose measure is 90 degrees






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






5. The inverse property of multiplication says that for every real number a - a cannot = 0 ther is a real number a^____such that a X a ^____ = a^____ X a =1






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






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






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






9. 1/a^n can also be written as a to the ______






10. What is the closure property of multiplication for every real number a - for every real number b _________ is a real number






11. Is a polygon whose sides are equal in measure






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






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






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






15. A collection of points lying on a flat surface that extend indefinitely in any direction






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






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






18. A triangle with having at least 2 equal sides






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






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






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






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






23. What is the linear equation where a - b and c are constants b cannot = 0






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






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






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






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






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






29. In a function the x value is the ___________variable






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






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






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






33. The __________property of multiplicaiton for every real numver a - for every real number b ab= ba






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






35. Is a polygon whose angles are equal in measurement






36. 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






37. A triangle whose angles all equal 60 degrees






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






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






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






41. y2- y1 divided by x2- x1 = the ____________






42. What property of equality says that a=a






43. 2 angles that have their vertices at the endpoints of the same side of a parallelogram are called ____________________






44. 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






45. A triangle with no equal sides






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






47. ___________is a quadrilateral whose opposite sides are parallel






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






49. Angles that are equal






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