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Which of these statements is true?
The interior angles of both a regular and irregular pentagon have a sum of 540o.
The interior angles of both a regular and irregular pentagon have a sum of 1,080o.
Only a regular pentagon’s interior angles have a sum of 540o.
Only an irregular pentagon’s interior angles have a sum of 540o.

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poojaa195
Its A  (1st one) 
"The interior angles of both a regular and irregular pentagon have a sum of 540o. " 
Regardless of it's shape if it's a polygon with 5 sides (whether is it regular or not) the interior angles with have the sum of 540 degrees. 

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