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






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






3. A triangle whose angles all equal 60 degrees






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






5. 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)






6. What type of trapezoid has its non parallel sides equal






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






8. 2 angles that have their vertices at the endpoints of the same side of a parallelogram are called ____________________






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






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






11. 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






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






13. 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






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






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






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






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






18. 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 ___________






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






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






21. Two angles whose sum totals 90 degrees






22. Is a polygon that is both equilateral and equangular






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






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






25. To calculate the diagnol of a square you multipy any ______by the _______________of 2






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






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






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






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






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






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






32. A triangle whose sides are equal






33. The segment from the center of the polygon perpendicular to as side of the polygon






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






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






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






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






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






39. The surface area of a cube is what formula






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






41. The value of y where a point intersects the x axis = __________






42. A parallelogram with right angles and equal diagonals






43. When you find the inverse of a function switch the x value with a ____ - solve for y






44. What is the surface area of a right circular cylinder with a radius of r and a height of h






45. 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






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






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






49. 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






50. A point has no ________or thickness