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






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






3. Is a polygon whose angles are equal in measurement






4. The _______ tells how many times the root needs to be multiplied by itself






5. 1/a^n can also be written as a to the ______






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






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






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






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






10. The square of 0 is _____






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






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






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






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






15. An angle whose measure is 180 degrees






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






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






18. A parallelogram with right angles and equal diagonals






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






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






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






22. The side of a right triangle opposite the right angle






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






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






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






26. ___________is a quadrilateral whose opposite sides are parallel






27. A triangle with no equal sides






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






29. 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)






30. What is the volume of a cone






31. 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






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






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






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






35. How do you calculate the area of a parallelogram - what is the formula






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






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






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






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






40. 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






41. Is a polygon whose sides are equal in measure






42. Angles that are equal






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






44. A triangle with having at least 2 equal sides






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






46. A point has no ________or thickness






47. i^2 = _____________






48. What is the linear equation where a - b and c are constants b cannot = 0






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






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