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






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






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






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






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






6. A triangle with three acute angles (less than 90 degrees)






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






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






9. What is the volume of a cone






10. A triangle whose angles all equal 60 degrees






11. The surface area of a cube is what formula






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






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






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






15. 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






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






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






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






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






20. To calculate the diagnol of a square you multipy any ______by the _______________of 2






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






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






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






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






25. 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)






26. An angle whose measure is larger than 90 degrees but less than 180 degrees






27. A triangle with one obtuse angle (angle greater than 90 degrees) is






28. An angle whose measure is greater than 180 degrees and less than 360 degrees






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






30. A rhomus with a right angle






31. The graph of y= ax^2 + bx + c is a curve know as a ____________






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






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






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






35. A closed three sided figure is called a ____________






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






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






38. Is a polygon whose sides are equal in measure






39. When you have a linear equation such as ax + by = c you may use ___________ or _____________ to solve the problem - (you may first have to multiply through one of the equation to make either the x or y value equal)






40. 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






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






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






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






44. Is a polygon whose angles are equal in measurement






45. What property of equality says that a=a






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






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






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






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






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)