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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. A point has no ________or thickness






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






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






4. What is the volume of a cone






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






6. The __________of a triangle is a line segment from a vertex of the triangle perpendicular to the opposite side






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






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






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






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






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






12. In a function the x value is the ___________variable






13. _____________ of angles is an equivalance relation - it is reflexive - symmetric and transitive






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






15. A triangle with a 90 degrees angle






16. 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






17. 2 angles that have their vertices at the endpoints of the same side of a parallelogram are called ____________________






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






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






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






21. 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)






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






23. A triangle whose sides are equal






24. 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






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






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






27. The volume of a cube is






28. A closed three sided figure is called a ____________






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






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






31. 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 __________ (b^2-4ac greater then 0)






32. Is a polygon whose angles are equal in measurement






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






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






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






36. 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)






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






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






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






40. What type of trapezoid has its non parallel sides equal






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






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






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






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






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






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






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






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






49. What is the area of a pyramid or cone (hint B= area of Base)






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