![4 squares each of side 1 cm are cut out from a square of side 4 cm. The length of the boundary of the resulting shape isA. 9 cmB. 12 cmC. 16 cmD. 20 cm 4 squares each of side 1 cm are cut out from a square of side 4 cm. The length of the boundary of the resulting shape isA. 9 cmB. 12 cmC. 16 cmD. 20 cm](https://search-static.byjusweb.com/question-images/byjus/infinitestudent-images/ckeditor_assets/pictures/672480/original_original_5200.png)
4 squares each of side 1 cm are cut out from a square of side 4 cm. The length of the boundary of the resulting shape isA. 9 cmB. 12 cmC. 16 cmD. 20 cm
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Accelerated remodeling of the mesophyll-bundle sheath interface in the maize C4 cycle mutant leaves | Scientific Reports
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2-cm versus 4-cm surgical excision margins for primary cutaneous melanoma thicker than 2 mm: long-term follow-up of a multicentre, randomised trial - The Lancet
![Rulers. White plastic ruler showing 0-4 c m on one edge and 26-30 on other edge. ) and 30 in red, other numbers in black. Fills frame Stock Photo - Alamy Rulers. White plastic ruler showing 0-4 c m on one edge and 26-30 on other edge. ) and 30 in red, other numbers in black. Fills frame Stock Photo - Alamy](https://c8.alamy.com/comp/F1JHCF/rulers-white-plastic-ruler-showing-0-4-c-m-on-one-edge-and-26-30-on-F1JHCF.jpg)