The points 0(2, -8), P(6,-9), Q13,-3), and RI 2) torm que OPQR. Plot the points then click the "Graph Quadrilateral" button.
Click on the graph to plot a point. Click a point to delete it.
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Does the problem involve permutations or? combinations? do not solve. the matching section of an exam has 4 questions and 7 possible answers. in how many different ways can a student answer the 4 ? questions, if none of the answer choices can be? repeated?

The center of a circle represent by the equation (x+9)^2+(y-6)^2=10^2 (-9,6), (-6,9), (6,-9) ,(9,-6)

How do you find the circumfrance of a circle?