10. In quadrilateral ABCD, M and N are midpoints of AB and CD respectively. X is the midpoint of MN. Show that a) AD + BC = 2MN b) XA + XB+XC + XD = 0 A M B D X N

Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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10. In quadrilateral ABCD, M and N are midpoints of AB and CD respectively. X is the midpoint
of MN. Show that
a) AD + BC = 2MN
b) XA + XB + XC + XD = 0
▶
A
M
B
D
X
N
C
Transcribed Image Text:10. In quadrilateral ABCD, M and N are midpoints of AB and CD respectively. X is the midpoint of MN. Show that a) AD + BC = 2MN b) XA + XB + XC + XD = 0 ▶ A M B D X N C
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