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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. What is a quadrilateral with 2 and only 2 sides parallel






2. A closed three sided figure is called a ____________






3. 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)






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






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






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






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






8. A parallelogram with right angles and equal diagonals






9. Two angles whose sum totals 90 degrees






10. The side of a right triangle opposite the right angle






11. Positions = number of position can be calculated by finding the ______ of the total number of items






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






13. The square of 0 is _____






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






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






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






17. Is a polygon that is both equilateral and equangular






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






19. 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






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






21. A ___________is a figure with the same number of sides as angles






22. Is a polygon whose angles are equal in measurement






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






24. A triangle whose angles all equal 60 degrees






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






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






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






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






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






30. What is the volume of a cone






31. A __________is any process that assigns a ___________value of y to each number of x






32. The __________property of additon says that fro every real number a - ther is a real number such that a + - a = - a+ a = 0






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






34. A triangle with a 90 degrees angle






35. 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






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






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






38. Every real number is a ______________






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






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






41. A set of points in the seame plane equidistant from a fixed point - called its center






42. A triangle with having at least 2 equal sides






43. 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)






44. A triangle with no equal sides






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






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






47. The __________of a triangle is a line segment from a vertex of the triangle perpendicular to the opposite side






48. The least common multiple is the smallest quantity divisible by ______ number of the set






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






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