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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 the linear equation where a - b and c are constants b cannot = 0






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






3. The union of two rays having the same end point






4. In order to decimal to a percentage you need to ______ by 100






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






6. The square of a real number cannot be ___________






7. Is a polygon whose angles are equal in measurement






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






9. 2 angles that have their vertices at the endpoints of the same side of a parallelogram are called ____________________






10. The perimeter of a polygon is equal to the ________of sides X the _____________ of sides






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






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






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






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






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






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






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






18. The surface area of a cube is what formula






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






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






21. 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)






22. An angle whose measure is 180 degrees






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






24. 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






25. ___________is a quadrilateral whose opposite sides are parallel






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






27. 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






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






29. 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)






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






31. Two angles whose sum totals 90 degrees






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






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






34. Log base b to the b = ____________






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






36. 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






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






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






39. A triangle with a 90 degrees angle






40. A triangle whose angles all equal 60 degrees






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






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






43. A line segment joining two poing on a circle is called a ________






44. Distance from a ___________ to a _________ is the measure of the perpendicular line segment from the point to that line






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






46. An angle whose measure is 90 degrees






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






48. 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






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






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