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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 side of a right triangle opposite the right angle






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






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






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






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






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






7. 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






8. What property of equality ways for each real number a - for each real number b - for each real number c - if a=b and b=c - then a=c






9. An angle whose measure is larger than 0 degrees but smaller than 90 degrees






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






11. Is a polygon whose sides are equal in measure






12. A triangle with no equal sides






13. What property of equality says that a=a






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






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






16. When solving a system of equation with 2 quadratic function - first __________ one equation from the other equation to find isolate one variable - solve for that variable - then ______ and solve for the other variable






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






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






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






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






21. The square of 0 is _____






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






23. Log base b to the b^x =






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






25. In a function the x value is the ___________variable






26. A parallelogram with right angles and equal diagonals






27. 2 angles that have their vertices at the endpoints of the same side of a parallelogram are called ____________________






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






29. The square of a real number cannot be ___________






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






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






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






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






34. i^2 = _____________






35. 1/a^n can also be written as a to the ______






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






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






38. 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)






39. What is the volume of a cone






40. When you find the inverse of a function switch the x value with a ____ - solve for y






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






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






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






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






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






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






47. Two angles whose sum totals 90 degrees






48. 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






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






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