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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. A triangle with no equal sides






2. Every real number is a ______________






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






4. An angle whose measure is 180 degrees






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






6. 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






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






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






9. A series adjacent points that connect






10. 1/a^n can also be written as a to the ______






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






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






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






14. When solving a system of equation involving quadratics and one is linear and the other is quadratic - solve the _______ first - then substitue the found value into the quadratic and solve for the other unknown






15. 2 angles that have their vertices at the endpoints of the same side of a parallelogram are called ____________________






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






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






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






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






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






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






22. The associative property of multiplicaiton for every real number a - for every realy number b for every real number c (ab)c = ______






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






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






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






26. The __________of a triangle is a line segment from a vertex of the triangle perpendicular to the opposite side






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






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






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






30. 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






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






32. Angles that are equal






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






34. What property of equality says that a=a






35. 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 ___________






36. A __________is any process that assigns a ___________value of y to each number of x






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






38. What is the volume of a cone






39. What is the formula to calculate the area of a rectangle






40. An angle whose measure is 90 degrees






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






42. 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)






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






44. In the pythagorean theorm a^2 + b^2 = c^2 - c is called the ______






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






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






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






48. 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






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






50. A triangle whose angles all equal 60 degrees