6. Perimeter of a rectangle is 13cm. if its width is 11/4 cm, find its length.
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Answer:
30/8
Step-by-step explanation:
perimeter = 2(l+b)
13=2(l+11/4)
13=2l+22/4
2l=13-22/4
2l=(52-22)/4
l=30/4×1/2
l=30/8
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