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Of four points are collinear, they are also coplanar

Find │–14│ a. 14 b. –14 c. start fraction 1 over 14 end fraction

If you were constructing a triangular frame, and you had wood in the length of 4inches, 4 inches, and 7 inches, would it make a triangle? would you be able to create a frame from these pieces of wood? yes or no. explain your mathematical thinking