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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. 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






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






3. A triangle with no equal sides






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






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






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






7. A parallelogram with right angles and equal diagonals






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






9. An angle whose measure is 180 degrees






10. The segment from the center of the polygon perpendicular to as side of the polygon






11. 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)






12. What property of equality says that a=a






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






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






15. 2 angles that have their vertices at the endpoints of the same side of a parallelogram are called ____________________






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






17. If a=0 in a quadratic formula - the quadratic is reduced to a linear function and a ____________






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






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






20. A series adjacent points that connect






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






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






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






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






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






26. In a quadratic equation with 2 unknown which has the formula ax^2 + bxy + cy^2 + dx + ey + f the graph is _____________ or a pair of __________ if ( b^2-4ac= 0) which may be coincident or it does not exist






27. The surface area of a cube is what formula






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






29. A closed three sided figure is called a ____________






30. What is the closure property of addition - for every real number a - for every real number b ______________ is a real number






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






32. ___________is a quadrilateral whose opposite sides are parallel






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






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






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






36. 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)






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






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






39. When calculating the number of sides in a polygon make 360 degrees/ n = ______________






40. A triangle whose angles all equal 60 degrees






41. 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






42. In a function the x value is the ___________variable






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






44. Is a polygon whose sides are equal in measure






45. What is the formula the formula for an arc if you know the radius and the n= central angle






46. 1/a^n can also be written as a to the ______






47. A rhomus with a right angle






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






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






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