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In the figure, AD || BC. What is the perimeter of quadrilat
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09 Jun 2018, 08:27
09 Jun 2018, 08:27
Expert Reply
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66% (01:12) correct
33% (00:38) wrong based on 24 sessions
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In the figure, AD || BC. What is the perimeter of quadrilateral ABCD?
A. 590
B. 600
C. 620
D. 640
E. 680
Re: In the figure, AD || BC. What is the perimeter of quadrilat
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09 Jun 2018, 11:23
09 Jun 2018, 11:23
Carcass wrote:
Attachment:
rectangular.jpg
In the figure, AD || BC. What is the perimeter of quadrilateral ABCD?
A. 590
B. 600
C. 620
D. 640
E. 680
Draw a perpendicular line from C to other side, keep it point E.
We have a right triangle with 40^2 + x^2 = 2500 => x = 30.
total perimeter is 280 + 40 + 50 + 250 = 620. ( note 280 = 250 + 30)
Option C.
Re: In the figure, AD || BC. What is the perimeter of quadrilat
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09 Jun 2018, 11:25
09 Jun 2018, 11:25
Expert Reply
I have finished the kudos for you today and your correct answers 
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