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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 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






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






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






4. In a logarithm the answer following the = sign is the __________






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






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






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






8. 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






9. What type of trapezoid has its non parallel sides equal






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






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






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






13. 2 angles that have their vertices at the endpoints of the same side of a parallelogram are called ____________________






14. Two angles whose sum totals 180 degrees






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






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






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






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






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






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






21. In a quadratic formula if the a value of the parabola is less than 0 the parabola opens ___________






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






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






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






25. Log base b to the b^x =






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






27. The square of 0 is _____






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






29. What is the formula for the area of a triangle






30. A series adjacent points that connect






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






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






33. When calculating the probability of mutually exclusive event y (can not occur simultaniously) you need to ______their seperate probabilities (uses the word 'or')






34. What is a quadrilateral with 2 and only 2 sides parallel






35. A triangle with having at least 2 equal sides






36. Is a polygon whose angles are equal in measurement






37. In order to decimal to a percentage you need to ______ by 100






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






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






40. A triangle whose sides are equal






41. An angle whose measure is 180 degrees






42. 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






43. What is the formula for the area of a rhomus - (hint d= diagonal)






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






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






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






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






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






49. i^2 = _____________






50. 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)