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Author Question: Find (to the nearest degree) each angle of the triangle with vertices A(1, 1, 1 ), B(0, 0, 3 ), and ... (Read 492 times)

tfester

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on: Jun 18, 2018
Find (to the nearest degree) each angle of the triangle with vertices A(1, 1, 1 ), B(0, 0, 3 ), and C(4, -1, -3 ).
 
  What will be an ideal response?

Question 2

Given the points A(1, 3, -4 ), B(3, 8, 6 ), C(-1, 2, -4 ) and D(-4, 4, -5 ), determine whether or not the points are coplanar. If not, find the volume of the pyramid formed with these points as its vertices.
 
  What will be an ideal response?


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Brummell1998

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Reply #1 on: Jun 18, 2018
Answer to Question 1

133, 30, 17

Answer to Question 2

not coplanar; V= 13


tfester

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Reply 2 on: Jun 18, 2018
YES! Correct, THANKS for helping me on my review

tranoy

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Reply 3 on: Yesterday
Excellent

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