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






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






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






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






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






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






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






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






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






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






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






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






13. A triangle with a 90 degrees angle






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






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






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






17. Is a polygon that is both equilateral and equangular






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






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






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






21. The inverse property of multiplication says that for every real number a - a cannot = 0 ther is a real number a^____such that a X a ^____ = a^____ X a =1






22. 2 angles that have their vertices at the endpoints of the same side of a parallelogram are called ____________________






23. A __________of a circle is a line segment drawn from the center of the circle to any point on the circle






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






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






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






27. A series adjacent points that connect






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






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






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






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






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






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






34. 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)






35. A triangle with having at least 2 equal sides






36. Log base b to the b^x =






37. In a function the x value is the ___________variable






38. In the pythagorean theorm a^2 + b^2 = c^2 - c is called the ______






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






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






41. 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)






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






43. 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






44. A set of points in the seame plane equidistant from a fixed point - called its center






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






46. Is a polygon whose sides are equal in measure






47. A triangle whose angles all equal 60 degrees






48. What is the volume of a cone






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






50. 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