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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 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)






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






3. What is the surface area of a sphere with a radius r






4. How do you calculate the area of a trapezoid (hint h= altitude - perpendicular segment)






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






6. An angle whose measure is larger than 0 degrees but smaller than 90 degrees






7. 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






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






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






10. 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






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






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






13. Is a polygon whose sides are equal in measure






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






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






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






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






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






19. A triangle whose sides are equal






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






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






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






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






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






25. What is the formula for the area of a circle






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






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






28. The square of 0 is _____






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






30. A triangle with no equal sides






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






32. The measure of a minor arc is the measure of the __________that intercepts the arc






33. i^2 = _____________






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






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






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






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






38. The union of two rays having the same end point






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






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






41. When calculating the probability of independent events you need to __________ (words like and &' followed by' )






42. A triangle whose angles all equal 60 degrees






43. 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)






44. 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






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






46. A point has no ________or thickness






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






48. ___________is a quadrilateral whose opposite sides are parallel






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






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