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






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






3. A triangle with having at least 2 equal sides






4. 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






5. A series adjacent points that connect






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






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






8. The volume of a cube is






9. The set of all points on a half line and the dividing point itself






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






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






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






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






14. What is the volume of a cone






15. Two angles whose sum totals 90 degrees






16. 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






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






18. What property of equality says that a=a






19. x= - b (+ or -) square root of (b^2-4ac) divided by 2a - is called the _____________ and can be used to find the roots of a problem






20. What is the square of ((x1-x2) + (y1- y2)) =






21. Log base b to the b = ____________






22. The square of 0 is _____






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






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






25. 2 angles that have their vertices at the endpoints of the same side of a parallelogram are called ____________________






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






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






28. In a quadratic equation with 2 unknown which has the formula ax^2 + bxy + cy^2 + dx + ey + f the graph is _____________ or a pair of __________ if ( b^2-4ac= 0) which may be coincident or it does not exist






29. Log base b to the b^x =






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






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






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






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






34. Once you find the roots of a radical equation you must check them to see if any are __________roots (which means they are not equal when plugged back into the original formula) these roots must be ___________






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






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






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






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






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






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






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






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






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






44. Two distinct straight lines can intersect at most at only one point






45. A closed three sided figure is called a ____________






46. 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






47. 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






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






49. 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 __________ (if a - b and c are not zero)






50. A rhomus with a right angle