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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 square of both a positive number and a negative real number is _____________






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






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






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






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






6. 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






7. A line segment joining two poing on a circle is called a ________






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






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






10. The value of y where a point intersects the x axis = __________






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






12. The square of a real number cannot be ___________






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






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






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






16. 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)






17. i^2 = _____________






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






19. Two distinct straight lines can intersect at most at only one point






20. Is a polygon whose sides are equal in measure






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






22. Is a polygon that is both equilateral and equangular






23. What are the 2 formulas to calculate the circumference of a circle






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






25. 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






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






27. The greatest common factor is the largest __________that is common to all member of the set






28. Once you find the roots of a radical equation you must check them to see if any are __________roots (which means they are not equal when plugged back into the original formula) these roots must be ___________






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






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






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






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






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






34. A point has no ________or thickness






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






36. A ___________is a figure with the same number of sides as angles






37. 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






38. Angles that are equal






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






40. An angle whose measure is 90 degrees






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






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






43. A parallelogram with right angles and equal diagonals






44. What is 4 to the power of 1/2 or 4^1/2






45. In a function the x value is the ___________variable






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






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






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






49. Log base b to the b = ____________






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







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Can you answer 50 questions in 15 minutes?


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