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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. Two angles whose sum totals 90 degrees






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






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






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






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






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






7. An angle whose measure is 90 degrees






8. In a function the x value is the ___________variable






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






10. What is the formula the formula for an arc if you know the radius and the n= central angle






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






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






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






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






15. A triangle whose sides are equal






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






17. A line segment joining two poing on a circle is called a ________






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






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






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






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






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






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






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






25. An angle whose measure is 180 degrees






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






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






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






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






30. A closed three sided figure is called a ____________






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






32. 2 angles that have their vertices at the endpoints of the same side of a parallelogram are called ____________________






33. The graph of y= ax^2 + bx + c is a curve know as a ____________






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






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






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






37. 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






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






39. The __________property of additon says that fro every real number a - ther is a real number such that a + - a = - a+ a = 0






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






41. 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






42. 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)






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






44. Is a polygon that is both equilateral and equangular






45. What is the volume of a cone






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






47. 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)






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






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






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