A rain gutter is made from sheets of metal 9 in wide. The gutters have a 3-in
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A rain gutter is made from sheets of metal 9 in wide. The gutters have a 3-in base and two 3-in sides, folded up at an angle θ (see figure). What angle θ maximizes the cross sectional area of the gutter?
Transcribed Image Text:
3 in 3 in ө 3 in Cross-sectional area
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The crosssection is a trapezoid with height 3 sin the larger of th...View the full answer
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Related Book For
Calculus Early Transcendentals
ISBN: 978-0321947345
2nd edition
Authors: William L. Briggs, Lyle Cochran, Bernard Gillett
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