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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. 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






2. A triangle with a 90 degrees angle






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






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






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






6. Log base b to the b = ____________






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






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






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






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






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






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






13. 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






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






15. Two angles whose sum totals 90 degrees






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






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






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






19. Every real number is a ______________






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






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






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






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






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






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






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






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






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






29. An angle whose measure is 90 degrees






30. What is the volume of a cone






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






32. Two angles whose sum totals 180 degrees






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






34. 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)






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






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






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






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






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






40. What property of equality says that a=a






41. Positions = number of position can be calculated by finding the ______ of the total number of items






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






43. A triangle with no equal sides






44. 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)






45. i^2 = _____________






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






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






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






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






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