math acer :D

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The following questions were asked by visitors named math acer :D.

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The following answers were posted by visitors named math acer :D.

Ok so first of all the ratio is 4:7, the length is 31.5, and we first have to find the width to get the perimeter and area... since ratios can also be written as 4/7 and we have to multiply it by 31,5 to get the width. - (4/7)31.5 = 18, So now we have len...

since its x/y it would be, um,, 80%

twenty-eight becuz i did them mathhhs!!!!!! jk its 28 beuse u are a brainly addict jk XD

no!!!! i didnt do it for free, they pay you money! jk the answer is 20/4, simplified is 5