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






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






3. A triangle with a 90 degrees angle






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






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






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






7. A closed three sided figure is called a ____________






8. What is the formula the formula for an arc if you know the radius and the n= central angle






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






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






11. Two angles whose sum totals 180 degrees






12. The square of 0 is _____






13. A rhomus with a right angle






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






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






16. Angles that are equal






17. 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 ___________






18. A __________________ is a circle passing through all the vertices of a polygon






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






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






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






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






23. 1/a^n can also be written as a to the ______






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






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






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






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






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






29. A triangle whose sides are equal






30. 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






31. The graph of y= ax^2 + bx + c is a curve know as a ____________






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






33. Log base b to the b = ____________






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






35. Is a polygon whose angles are equal in measurement






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






37. A triangle whose angles all equal 60 degrees






38. 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)






39. 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)






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






41. The square of a real number cannot be ___________






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






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






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






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






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






47. What is the formula for the area of a circle






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






49. 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)






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