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courtj17
courtj17 courtj17
  • 17-07-2016
  • Mathematics
Answered

Find the value of x which ABCD must be a parallellogram?


x =

Find the value of x which ABCD must be a parallellogram? x = class=

Verified Answer :

dalendrk
dalendrk dalendrk
  • 17-07-2016

7x + 7 = 18 - 4x    |subtract 7 from both sides

7x = 11 - 4x    |add 4x to both sides

11x = 11    |divide both sides by 11

x = 1

Answer Link
caylus
caylus caylus
  • 17-07-2016

Hello,

Opposed sides are equal.

7x+7=18-4x
==>11x=11
==>x=1

Answer Link

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