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






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






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






4. A closed three sided figure is called a ____________






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






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






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






8. A series adjacent points that connect






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






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






11. 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)






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






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






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






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






16. Every real number is a ______________






17. 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)






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






19. Two lines are said to be ______________ if they intersect and form right angles






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






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






22. The __________ of a regular polygon is the segment joining an vertex with the center of the polygon






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






24. A set of points in the seame plane equidistant from a fixed point - called its center






25. Angles that are equal






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






27. A collection of points lying on a flat surface that extend indefinitely in any direction






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






29. The volume of a cube is






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






31. A parallelogram with right angles and equal diagonals






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






33. 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






34. ___________is a quadrilateral whose opposite sides are parallel






35. 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






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






37. 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






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






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






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






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






42. 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






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






44. Two angles whose sum totals 180 degrees






45. i^2 = _____________






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






47. Is a polygon whose angles are equal in measurement






48. 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 ___________






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






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







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Can you answer 50 questions in 15 minutes?


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