Verify the following: (i) (0, 7, −10) (1, 6, −6) and (4, 9,−6) a

1.	Verify the following: (i) (0, 7, −10) (1, 6, −6) and (4, 9,−6) are the vertices of an isosceles triangle. (ii) (0, 7, 10), (−1, 6, 6) and (−4, 9, 6) are the vertices of a right angled triangle. (iii) (−1, 2, 1) (1, −2, 5), (4, −7, 8) and (2, −3, 4) are the vertices of a parallelogram.
Answer» Verify the following: (i) $(0, 7, - 10) (1, 6, - 6)$ and $(4, 9, - 6)$ are the vertices of an isosceles triangle. (ii) $(0, 7, 10), (- 1, 6, 6)$ and $(- 4, 9, 6)$ are the vertices of a right angled triangle. (iii) $(- 1, 2, 1) (1, - 2, 5), (4, - 7, 8)$ and $(2, - 3, 4)$ are the vertices of a parallelogram.

Verify the following: (i) (0, 7, −10) (1, 6, −6) and (4, 9,−6) are the vertices of an isosceles triangle. (ii) (0, 7, 10), (−1, 6, 6) and (−4, 9, 6) are the vertices of a right angled triangle. (iii) (−1, 2, 1) (1, −2, 5), (4, −7, 8) and (2, −3, 4) are the vertices of a parallelogram.

Answer»

Verify the following:

(i) $(0, 7, - 10) (1, 6, - 6)$ and $(4, 9, - 6)$ are the vertices of an isosceles triangle.

(ii) $(0, 7, 10), (- 1, 6, 6)$ and $(- 4, 9, 6)$ are the vertices of a right angled triangle.

(iii) $(- 1, 2, 1) (1, - 2, 5), (4, - 7, 8)$ and $(2, - 3, 4)$ are the vertices of a parallelogram.