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






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






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






4. 2 angles that have their vertices at the endpoints of the same side of a parallelogram are called ____________________






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






6. A triangle whose sides are equal






7. In a function the x value is the ___________variable






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






9. A series adjacent points that connect






10. The possible solution of a quadratic equatin ax^2 + bx + c= 0 are called the_______






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






12. What are the 2 formulas to calculate the circumference of a circle






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






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






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






16. 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)






17. 1/a^n can also be written as a to the ______






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






19. When you see f of g replace the x in f(x) with the ___________






20. Is a polygon whose angles are equal in measurement






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






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






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






24. The x value of the vertex of a parabola is the equation






25. Log base b to the b = ____________






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






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






28. A triangle with having at least 2 equal sides






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






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






31. The square of 0 is _____






32. Every real number is a ______________






33. What is the area of a pyramid or cone (hint B= area of Base)






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






35. The surface area of a cube is what formula






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






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






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






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






40. 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






41. Two angles whose sum totals 180 degrees






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






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






44. Angles that are equal






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






46. Is a polygon that is both equilateral and equangular






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






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






49. 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






50. What is the surface area of a sphere with a radius r







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