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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 trapezoid (hint h= altitude - perpendicular segment)






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






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






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






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






6. Two angles with a common vertex and a common side but no common interior points






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






8. Is a polygon whose sides are equal in measure






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






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






11. An angle whose measure is 90 degrees






12. 1/a^n can also be written as a to the ______






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






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






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






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






17. What property of equality says that a=a






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






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






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






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






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






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






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






25. The square of 0 is _____






26. What is the formula to calculate the area of a rectangle






27. A triangle whose sides are equal






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






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






30. x= - b (+ or -) square root of (b^2-4ac) divided by 2a - is called the _____________ and can be used to find the roots of a problem






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






32. Angles that are equal






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






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






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






36. Two angles whose sum totals 90 degrees






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






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






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






40. A point has no ________or thickness






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






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






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






44. i^2 = _____________






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






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






47. A portion of a circle is called an ________ of the circle






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






49. 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






50. Is a polygon whose angles are equal in measurement