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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. The _______says for every reals number a - for every real number b and for every real number c - a(b+c) = ab + ac






2. Use ____________= 1/2a X p (where a = apothem and p = the perimeter)






3. When calculating the number of sides in a polygon make 360 degrees/ n = ______________






4. The associative property of multiplicaiton for every real number a - for every realy number b for every real number c (ab)c = ______






5. In a function the x value is the ___________variable






6. 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)






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






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






9. The volume of a cube is






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






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






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






13. 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






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






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






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






17. Two angles whose sum totals 90 degrees






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






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






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






21. A line that intersects a circle in tow point is called the _______






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






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






24. A series adjacent points that connect






25. 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 ___________






26. 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)






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






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






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






30. A triangle with no equal sides






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






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






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






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






35. What is the volume of a cone






36. 2 angles that have their vertices at the endpoints of the same side of a parallelogram are called ____________________






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






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






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






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






41. In complex numbers the square root of -1 = ______






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






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






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






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






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






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






48. What is the formula for the area of a rhomus - (hint d= diagonal)






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






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