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Mathematics for IGCSE & O level - Equations (Section 4 - No. 11)
If the perimeter of a rectangle is given by 2l + 2w, and l=6, w=3, what is the perimeter?
9
18
36
10
Forklaring
Perimeter= 2(6) + 2(3) = 12 + 6 = 18.
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