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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 triangle with a 90 degrees angle






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






3. The surface area of a cube is what formula






4. Every real number is a ______________






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






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






7. Log base b to the b^x =






8. A ray _________ divides the angle into 2 angles that have equal measure






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






10. 2 angles that have their vertices at the endpoints of the same side of a parallelogram are called ____________________






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






12. A triangle with no equal sides






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






14. 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






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






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






17. The __________property of multiplicaiton for every real numver a - for every real number b ab= ba






18. Two distinct straight lines can intersect at most at only one point






19. The square of a real number cannot be ___________






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






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






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






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






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






25. The absolue value of the difference of the coordinates of any two points on the real number line






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






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






28. Is a polygon that is both equilateral and equangular






29. 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)






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






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






32. 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 ___________






33. 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 __________ (b^2-4ac greater then 0)






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






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






36. In a function the x value is the ___________variable






37. A rhomus with a right angle






38. What is the volume of a cone






39. ___________is a quadrilateral whose opposite sides are parallel






40. Log base b to the b = ____________






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






42. What is the volume of a sphere with a radius r






43. Is a polygon whose sides are equal in measure






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






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






46. The _______ tells how many times the root needs to be multiplied by itself






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






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






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






50. A closed three sided figure is called a ____________