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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 __________property of additon says that fro every real number a - ther is a real number such that a + - a = - a+ a = 0






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






3. A rhomus with a right angle






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






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






6. 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






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






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






9. When calculating the number of sides in a polygon make 360 degrees/ n = ______________






10. Is a polygon whose sides are equal in measure






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






12. 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)






13. A triangle whose angles all equal 60 degrees






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






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






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






17. The surface area of a cube is what formula






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






19. A triangle with a 90 degrees angle






20. A point has no ________or thickness






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






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






23. Angles that are equal






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






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






26. Two angles with a common vertex and a common side but no common interior points






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






28. 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






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






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






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






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






33. Is a polygon that is both equilateral and equangular






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






35. 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






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






37. A line that joins the midpoint of two sides of a triangle is called the__________






38. An angle whose measure is 180 degrees






39. Two angles whose sum totals 180 degrees






40. Every real number is a ______________






41. Log base b to the b^x =






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






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






44. The perimeter of two similar polygons have the same ratio as the measure of any pair of corresponding line segments of the polygon






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






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






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






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






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






50. 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 ___________