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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. Two angles whose sum totals 90 degrees






2. A triangle with no equal sides






3. A series adjacent points that connect






4. Is a polygon whose sides are equal in measure






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






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






7. 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






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






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






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






11. A line that divides a line segment into two congruent segments






12. A point has no ________or thickness






13. What is the volume of a cone






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






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






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






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






18. 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






19. A rhomus with a right angle






20. The y value of the vertex of parabola is the equation






21. Two angles whose sum totals 180 degrees






22. In a logarithm the answer following the = sign is the __________






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






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






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






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






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






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






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






30. A parallelogram with right angles and equal diagonals






31. Log base b to the b^x =






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






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






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






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






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






37. A parallelogram that has tow adjacent sides that are equal and whose sides are perpendicular to each other






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






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






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






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






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






43. 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)






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






45. For each real number a - for each real number b - if a= b - then b=a






46. In a function the x value is the ___________variable






47. Is a polygon that is both equilateral and equangular






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






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






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