Question

From a rectangular piece of metal Sheet of the length and one adh 1.60 m and 80cm respectively 3 crcular sheets of 20 cm radius are cut what area of metal is left? Use π = 3. I 4​

Answer 1

Answer:

$1.6m = 1.6 \times 100 = 160cm$

$160 \times 80 = 12800 {cm}^{2}$

$area \: of \: circle = 3.14 \times 20 \times 20$

$1256 {cm}^{2}$

$12800 {cm}^{2} - 1256 {cm}^{2} = 11544 {cm}^{2}$

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Step-by-step explanation:

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