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Mathematics 7 Online
OpenStudy (katherinkoon):

will medal. What is the perimeter of this rectangle? A. 21 in. B. 32 in. C. 42 in. D. 52 in. https://static.k12.com/calms_media/media/198000_198500/198497/1/7c0a9a34524fcff32eae05a37db551f76ed5c66f/000572-101-s_Try-It_Asset01.jpg

hartnn (hartnn):

perimeter = sum of all the sides. so for that rectangle, perimeter = 13+8+13+8 = .. ?

OpenStudy (anonymous):

=26+16=42

hartnn (hartnn):

correct!

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