A wire 10 meters long is to be cut into two pieces. One piece will be shaped
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A wire 10 meters long is to be cut into two pieces. One piece will be shaped as an equilateral triangle, and the other piece will be shaped as a circle.
(a) Express the total area A enclosed by the pieces of wire as a function of the length x of a side of the equilateral triangle.
(b) What is the domain of A?
(c) Graph A = A(x). For what value of x is A smallest?
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a C circumference A total area r radius x side of equilateral triangle C 2r 10 ...View the full answer
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