The perimeter of parallelogram ABCD is equal to 10 cm. Find the length of diagonal

1 answer:

7 0

The perimeter of ABCD is 10, therefore, AB+AD=half of 10=5
the perimeter of ABD is 8, therefore, BD=ABD-(AB+AD)=8-5=3
3cm is the answer.

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Please find the complete question in the attached file.

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