Mathematics, 06.05.2020 04:09 zahrast14

4. A rectangular back yard ice rink is to have an area of 1200m', and will be surrounded by boards.
a) What are the dimensions of the ice rink that can be enclosed for the least cost of boards? b) If one board is 2.0 m long, how many boards would you need to enclose the rink?

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4. A rectangular back yard ice rink is to have an area of 1200m', and will be surrounded by boards....

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4. A rectangular back yard ice rink is to have an area of 1200m', and will be surrounded by boards. a) What are the dimensions of the ice rink that can be enclosed for the least cost of boards? b) If one board is 2.0 m long, how many boards would you need to enclose the rink?

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4. A rectangular back yard ice rink is to have an area of 1200m', and will be surrounded by boards.
a) What are the dimensions of the ice rink that can be enclosed for the least cost of boards? b) If one board is 2.0 m long, how many boards would you need to enclose the rink?