Author Question: Do the points P(0, -5, 1 ), Q(1, 10, 4 ), and R(6, 8, -1 ) lie in a straight line? What will be ... (Read 380 times)

TFauchery

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Do the points P(0, -5, 1 ), Q(1, 10, 4 ), and R(6, 8, -1 ) lie in a straight line?
 
  What will be an ideal response?

Question 2

Find (to the nearest degree) each angle of the triangle with vertices A(1, 2, 3 ), B(4, 1, 3 ), and C(1,2, 6 ).
 
  What will be an ideal response?



jennafosdick

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Answer to Question 1

No

Answer to Question 2

90, 47, 43



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