The shape of Tina's kitchen is a rectangle 925 cm long by 485 cm wide. a) Work out the area of Tina's kitchen in square meters.
Show how to use estimation to check your answers.
Flooring costs $56 per square meter.
It is only sold in whole numbers of square meters.
B) How much does Tina pay to buy flooring for her kitchen floor?
Show how to use inverse operations to check your answer.
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(a) A = lw
= 925 x 485 cm
= 448625 cm2
10000 cm2 = 1m2
448625 cm2 = ?
= 448625 / 10000
= 44.86 m2
= 45 m2
(b) 1 m2 = $56
45 m2 = $56 x 45
= $2520
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