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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. What is the formula for the area of a square






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






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






4. A parallelogram with right angles and equal diagonals






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






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






7. When proving 2 polygons are similar - what is the formula you use (hint: n= the number of sides)






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






9. In a function the x value is the ___________variable






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






11. A point has no ________or thickness






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






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






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






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






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






17. Positions = number of position can be calculated by finding the ______ of the total number of items






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






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






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






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






22. 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






23. Every real number is a ______________






24. 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






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






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






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






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






29. An angle whose measure is 180 degrees






30. 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






31. _____________ of angles is an equivalance relation - it is reflexive - symmetric and transitive






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






33. Two or more distinct lines are said to be ____________ if and only if they are coplanar and they do no intersect






34. Log base b to the b^x =






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






36. 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)






37. 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






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






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






40. A closed three sided figure is called a ____________






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






42. What is the surface area of a right circular cylinder with a radius of r and a height of h






43. The square of 0 is _____






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






45. 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)






46. Two angles whose sum totals 180 degrees






47. A rhomus with a right angle






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






49. If all points lie in the same plane they are __________






50. Two angles whose sum totals 90 degrees







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Can you answer 50 questions in 15 minutes?


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