OpenStudy (anonymous):

No entry signs are to be cut from a rectangular metal sheet. Each no entry sign must have a diameter of 40 inches. How much material is left after producing the necessary signs?

1 year ago
OpenStudy (anonymous):

1 year ago
OpenStudy (welshfella):

material left = area of rectangle - 6*area of signs

1 year ago
OpenStudy (mathstudent55):

Calculate the area of the outer rectangle. Then calculate the area of one circle. Multiply the area of one circle by the number of circles. Subtract the total are of the circles from the area of the rectangle.

1 year ago
OpenStudy (welshfella):

* 6 * area of 1 sign

1 year ago
OpenStudy (anonymous):

ok

1 year ago
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