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






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






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






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






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






6. A triangle whose sides are equal






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






8. i^2 = _____________






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






10. A line segment connecting a vertex of a triangle and the midpoint of the opposite side is called a __________ of a triangle






11. Is a polygon whose angles are equal in measurement






12. What is the volume of a cone






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






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






15. The ____________ says y - y1= m(x-x1)






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






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






18. 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)






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






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






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






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






23. 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 ___________






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






25. The x value of the vertex of a parabola is the equation






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






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






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






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






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






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






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






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






34. 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






35. Log base b to the b = ____________






36. A triangle with no equal sides






37. 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)






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






39. The set of all points on a half line and the dividing point itself






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






41. Is a polygon whose sides are equal in measure






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






43. 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






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






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






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






47. 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






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






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






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