he cross-section of a trough is an isosceles trapezoid. If the trough is made by bending up the sides of s strip of metal 20cm wide, what would be the angle of inclination of the sides and the width across the bottom if the cross-sectional area is to be a maximum?
he cross-section of a trough is an isosceles trapezoid. If the trough is made by bending up the sides of s strip of metal 20cm wide, what would be the angle of inclination of the sides and the width across the bottom if the cross-sectional area is to be a maximum?
Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
Chapter9: Surfaces And Solids
Section9.3: Cylinders And Cones
Problem 36E: For a right circular cone, the slant height has a measure equal to twice that of the radius length...
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The cross-section of a trough is an isosceles trapezoid. If the trough is made by bending up the sides of s strip of metal 20cm wide, what would be the angle of inclination of the sides and the width across the bottom if the cross-sectional area is to be a maximum?
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