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






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






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






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






5. What is the formula for the area of a square






6. Two angles whose sum totals 90 degrees






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






8. A triangle with a 90 degrees angle






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






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






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






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






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






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






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






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






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






18. In a function the x value is the ___________variable






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






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






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






22. 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






23. In a quadratic formula if the a value of the parabola is less than 0 the parabola opens ___________






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






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






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






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






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






29. The ____________ says y - y1= m(x-x1)






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






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






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






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






34. 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






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






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






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






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






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






40. An angle whose measure is 180 degrees






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






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






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






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






45. A point has no ________or thickness






46. Is a polygon that is both equilateral and equangular






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






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






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






50. A triangle with no equal sides