TOPIC:CROSS PRODUCT ( please cross product on answering ) 21. Show that the quadrilateral having vertices at (1,-2, 3), (4, 3,-1), (2, 2. 1), and (5, 7.-3) is a parallelogram andfind its area.

Answered: Image /qna-images/answer/d76fd99c-3a33-49d6-8432-5237246b648e.jpg

Answered: Show that the quadrilateral having…

Show that the quadrilateral having vertices at (1, –2, 3), (4, 3, –1), (2, 2, 1), and (5, 7, –3) is a parallelogram and find its area.

Elementary Geometry For College Students, 7e

7th Edition

ISBN:9781337614085

Author:Alexander, Daniel C.; Koeberlein, Geralyn M.

Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.

Chapter4: Quadrilaterals

Section4.4: The Trapezoid

Problem 4E: What type quadrilateral is formed when the midpoints of the sides of an isosceles trapezoid are...

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Question

TOPIC:CROSS PRODUCT ( please cross product on answering )

21. Show that the quadrilateral having vertices at (1,-2, 3), (4, 3,-1), (2, 2. 1), and (5, 7.-3) is a parallelogram and
find its area.

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