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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 segment from the center of the polygon perpendicular to as side of the polygon






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






3. A point has no ________or thickness






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






5. Angles that are equal






6. A triangle with no equal sides






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






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






9. A triangle with a 90 degrees angle






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






11. 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






12. A rhomus with a right angle






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






14. A line that intersects a circle in tow point is called the _______






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






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






17. Every real number is a ______________






18. A set of points in the seame plane equidistant from a fixed point - called its center






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






20. To calculate a permutation (order does not matter) what is the formula






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






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






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






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






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






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






27. The perimeter of a polygon is equal to the ________of sides X the _____________ of sides






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






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






30. Is a polygon that is both equilateral and equangular






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






32. A __________of a circle is a line segment drawn from the center of the circle to any point on the circle






33. 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






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






35. The measure of a minor arc is the measure of the __________that intercepts the arc






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






37. What is the volume of a cone






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






39. ___________is a quadrilateral whose opposite sides are parallel






40. 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)






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






42. i^2 = _____________






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






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






45. The square of a real number cannot be ___________






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






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






48. 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 __________ (b^2-4ac greater then 0)






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






50. Log base b to the b = ____________