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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 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






2. A rhomus with a right angle






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






4. Every real number is a ______________






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






6. What is 4 to the power of 1/2 or 4^1/2






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






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






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






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






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






12. Is a polygon whose angles are equal in measurement






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






14. A triangle with no equal sides






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






16. A triangle with a 90 degrees angle






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






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






19. Log base b to the b^x =






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






21. What is the volume of a cone






22. i^2 = _____________






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






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






25. 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






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 __________or a __________ or __________(b=0 and a=c)






27. 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)






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






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






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






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






32. A series adjacent points that connect






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






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






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






37. 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






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






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






40. Two or more distinct lines are said to be ____________ if and only if they are coplanar and they do no intersect






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






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






43. Angles that are equal






44. A triangle whose angles all equal 60 degrees






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






46. In a quadratic formula if the a value of the parabola is less than 0 the parabola opens ___________






47. Is a polygon that is both equilateral and equangular






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






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






50. An angle whose measure is 90 degrees