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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 line that divides a line segment into two congruent segments






2. 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






3. Distance from a ___________ to a _________ is the measure of the perpendicular line segment from the point to that line






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






5. Angles that are equal






6. The graph of y= ax^2 + bx + c is a curve know as a ____________






7. An angle whose measure is 180 degrees






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






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






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






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






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






13. In complex numbers the square root of -1 = ______






14. The greatest common factor is the largest __________that is common to all member of the set






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






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






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






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






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






20. 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






21. How do you calculate the area of a trapezoid (hint h= altitude - perpendicular segment)






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






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






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






25. A triangle with having at least 2 equal sides






26. 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






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






28. If you want to convert a fraction to a percentage you need to make it =






29. x= - b (+ or -) square root of (b^2-4ac) divided by 2a - is called the _____________ and can be used to find the roots of a problem






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






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






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






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






34. Is a polygon that is both equilateral and equangular






35. 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)






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






37. A point has no ________or thickness






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






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






40. A triangle whose angles all equal 60 degrees






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






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






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






44. 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






45. A parallelogram with right angles and equal diagonals






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






47. Every real number is a ______________






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






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






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