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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. Log base b to the b = ____________






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






3. An angle whose measure is 180 degrees






4. 1/a^n can also be written as a to the ______






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






6. When you see f of g replace the x in f(x) with the ___________






7. When you have a linear equation such as ax + by = c you may use ___________ or _____________ to solve the problem - (you may first have to multiply through one of the equation to make either the x or y value equal)






8. In a function the x value is the ___________variable






9. A parallelogram with right angles and equal diagonals






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






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






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






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






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






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






16. Two angles whose sum totals 90 degrees






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






18. For each real number a - for each real number b - if a= b - then b=a






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






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






21. 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)






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






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






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






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






26. The union of two rays having the same end point






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






28. A line segment connecting a vertex of a triangle and the midpoint of the opposite side is called a __________ of a triangle






29. Log base b to the b^x =






30. The _______says for every reals number a - for every real number b and for every real number c - a(b+c) = ab + ac






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






32. A triangle with a 90 degrees angle






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






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






35. The _________property of addition says that for every real number a - for every real number b for every real number c (a+b) + c = a + (b+c)






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






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






38. The possible solution of a quadratic equatin ax^2 + bx + c= 0 are called the_______






39. A triangle with having at least 2 equal sides






40. 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






41. A triangle whose sides are equal






42. To calculate the diagnol of a square you multipy any ______by the _______________of 2






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






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






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






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






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






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






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






50. 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







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Can you answer 50 questions in 15 minutes?


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