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17-02-2018
Mathematics

contestada

If BE is parallel to CD, then the value of x is:

A. 7

B. 12

C. 10

D. 8

E. 15

If BE is parallel to CD then the value of x is A 7 B 12 C 10 D 8 E 15 class=

Respuesta :

jcherry99 jcherry99

19-02-2018

Set up a ratio between the small triangle and the large one.
AD/ AE = AC / AB
(8 + 2)/8 = 10 / x

10/8 = 10/x Cross multiply
10x= 80 Divide by 10
x = 8
Answer 4th one down. <<<<====

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