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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 larger than 90 degrees but less than 180 degrees






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






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






4. The value of y where a point intersects the x axis = __________






5. What is the formula for a combination (where order matters)






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






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






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






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






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






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






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






13. i^2 = _____________






14. What is the volume of a cone






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






16. When calculating the probability of mutually exclusive event y (can not occur simultaniously) you need to ______their seperate probabilities (uses the word 'or')






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






18. 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






19. Wha tis the volume of a right circular cylinder with a radius of r and a height of h






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






21. 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)






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






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






24. 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






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






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






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






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






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






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






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






32. Is a polygon whose angles are equal in measurement






33. An angle whose measure is 90 degrees






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






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






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






37. In a function the x value is the ___________variable






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






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






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






41. A triangle with a 90 degrees angle






42. The _______ tells how many times the root needs to be multiplied by itself






43. Two angles whose sum totals 180 degrees






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






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






46. Two angles with a common vertex and a common side but no common interior points






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






48. 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)






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






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