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






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






3. What is the surface area of a right circular cylinder with a radius of r and a height of h






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






5. In a quadratic formula if the a value of the parabola is less than 0 the parabola opens ___________






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






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






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






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






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






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






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






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






14. What is the volume of a cone






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






16. A closed three sided figure is called a ____________






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






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






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






20. A triangle with no equal sides






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






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






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






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






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






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






27. i^2 = _____________






28. 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)






29. 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






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






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






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






33. The square of a real number cannot be ___________






34. When solving a system of equation involving quadratics and one is linear and the other is quadratic - solve the _______ first - then substitue the found value into the quadratic and solve for the other unknown






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






36. ___________is a quadrilateral whose opposite sides are parallel






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






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






39. Two angles whose sum totals 90 degrees






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






41. A rhomus with a right angle






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






43. A triangle whose sides are equal






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






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






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






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






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






50. What property of equality says that a=a