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






2. Use ____________= 1/2a X p (where a = apothem and p = the perimeter)






3. Two angles whose sum totals 180 degrees






4. A triangle whose sides are equal






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






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






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






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






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






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






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






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






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






14. 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)






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






16. 2 angles that have their vertices at the endpoints of the same side of a parallelogram are called ____________________






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






18. 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






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






20. Two distinct straight lines can intersect at most at only one point






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






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






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






24. What is the formula for the area of a rhomus - (hint d= diagonal)






25. 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






26. 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)






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






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






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






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






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






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






33. 1/a^n can also be written as a to the ______






34. 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






35. A point has no ________or thickness






36. 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






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






38. The sum of the interior angles of a triangle = ___________






39. The square of 0 is _____






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






41. In a function the x value is the ___________variable






42. The union of two rays having the same end point






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






44. ___________is a quadrilateral whose opposite sides are parallel






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






46. 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)






47. Is a polygon whose sides are equal in measure






48. A series adjacent points that connect






49. Angles that are equal






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