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Reika [66]
3 years ago
8

PLEASE HELP ASAP THANK YOU

Mathematics
1 answer:
masha68 [24]3 years ago
6 0
1-85.71% of the team attendance
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3.If ABCD is a parallelogram with AB = 2x + 1, AD = x + 13, and DC = 3x -11. Determine if ABCD is
madam [21]

Answer:

  ABCD is a rhombus

Step-by-step explanation:

Sides AB and DC are opposite and equal in parallelogram ABCD. This means ...

  AB = CD

  2x +1 = 3x -11

  12 = x . . . . . . . . add 11-2x to both sides

Sides AB and CD have length ...

  2x +1 = 2(12) +1 = 24 +1 = 25

Then the length of side AD is ...

  AD = x +13 = 12 +13 = 25

Adjacent sides AB and AD of the parallelogram have the same length, The figure is a rhombus.

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2 years ago
Number 1 d pleaseeeeee
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2 years ago
One question = 15 points<br> m – 9 = 11
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Step-by-step explanation:

hope this helps!! :)

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