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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 ___________is a figure with the same number of sides as angles






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






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






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






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






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






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






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






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






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






11. 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)






12. The volume of a cube is






13. ___________is a quadrilateral whose opposite sides are parallel






14. A triangle with no equal sides






15. 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)






16. An angle whose measure is 90 degrees






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






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






19. 1/a^n can also be written as a to the ______






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






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






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






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






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






25. Is a polygon whose angles are equal in measurement






26. Two angles with a common vertex and with sides that are 2 pairs of opposite rays






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






28. 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






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






30. A triangle with one obtuse angle (angle greater than 90 degrees) is






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






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






33. 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






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






35. What property of equality says that a=a






36. 2 angles that have their vertices at the endpoints of the same side of a parallelogram are called ____________________






37. The value of x where a point intersects the Y axis= ___________






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






39. To find the x intersept we need to make __________= 0






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






41. 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






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






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






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






45. 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






46. A rhomus with a right angle






47. Two angles whose sum totals 180 degrees






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






49. An angle whose measure is 180 degrees






50. What is the volume of a cone