2. Given the points A, B, C, D, calculate:
(a) the angle B of the triangle ABC
(b) the are...
Mathematics, 25.02.2020 22:56 thao5160
2. Given the points A, B, C, D, calculate:
(a) the angle B of the triangle ABC
(b) the area of the triangle ABC
(c) the median BE of the triangle ABC
(d) the height AH of the triangle ABC
(e) the volume of tetrahedron ABCD
(f) the point E so that ABCE is a parallelogram.
A(-1, 2, -3), B(4, -1, 0), C(2, 1, -2), D( 3,4,5)
Answers: 3
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