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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. 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






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






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






4. Log base b to the b^x =






5. 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 __________or a __________ or __________(b=0 and a=c)






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






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






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






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






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






11. An angle whose measure is 90 degrees






12. 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)






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






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






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






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






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






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






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






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






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






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






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






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






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






26. The square of 0 is _____






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






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






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






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






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






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






33. 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)






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






35. A ray _________ divides the angle into 2 angles that have equal measure






36. A portion of a circle is called an ________ of the circle






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






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






39. 1/a^n can also be written as a to the ______






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






41. What is a quadrilateral with 2 and only 2 sides parallel






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






43. A rhomus with a right angle






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






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






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






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






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






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






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