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Cassandra has a rectangular patio in her backyard. the pation is 12.74 meters long and 5.45 meters wide. round the nearest tenth. Then estimate the perimeter of Cassandra patio.

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9514 1404 393

Answer:

36.4 m

Explanation:

Rounded to tenths, the dimensions are ...

12.7 m by 5.5 m

The sum of these is 18.2 m, so the estimate of the perimeter is ...

2·18.2 = 36.4 m

_____

The perimeter formula is ...

P = 2(L +W) . . . . . twice the sum of length and width.

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