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02-05-2021
Mathematics

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A rectangular piece of paper with length 35 cm and a width 18 cm has two semicircles cut out of it as shown below

A rectangular piece of paper with length 35 cm and a width 18 cm has two semicircles cut out of it as shown below class=

Respuesta :

mathstudent55 mathstudent55

02-05-2021

Answer:

375.66 cm²

Step-by-step explanation:

The two semicircles add to a full circle.

For the circle, d = 18 cm.

r = d/2 = 9 cm.

A = LW - πr²

A = (35 cm)(18 cm) - 3.14(9 cm)²

A = 375.66 cm²

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