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chancemorris123
 one year ago
Find the surface area of the composite solid. Round your answer to the nearest hundredth.
chancemorris123
 one year ago
Find the surface area of the composite solid. Round your answer to the nearest hundredth.

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UnkleRhaukus
 one year ago
Best ResponseYou've already chosen the best response.0The total surface area of the composite solid, can be decomposed into three areas: 1 the circular base 2 the lateral surface area of the cylinder (a rectangle) & 3 the lateral area of the cone (a sector)

UnkleRhaukus
 one year ago
Best ResponseYou've already chosen the best response.0The area of a circle (or radius \(r\)) is : \[A_\text{circle} = \pi r^2\]

UnkleRhaukus
 one year ago
Best ResponseYou've already chosen the best response.0The area of a rectangle (of width \(w\), height \(h\)) is: \[A_\text{rectangle} = w\times h\]

chancemorris123
 one year ago
Best ResponseYou've already chosen the best response.0so i tryed it and got c is that right

chancemorris123
 one year ago
Best ResponseYou've already chosen the best response.0that makes to of us

UnkleRhaukus
 one year ago
Best ResponseYou've already chosen the best response.0The area of the sector (of radius \(r\), and slope \(s\)) is: \[A_\text{sector} = \pi r s\]

UnkleRhaukus
 one year ago
Best ResponseYou've already chosen the best response.0add them all together, what do you get ? (before plugging in the numbers)

chancemorris123
 one year ago
Best ResponseYou've already chosen the best response.0i put c and i only got 30 min :( and got 6 more questions

UnkleRhaukus
 one year ago
Best ResponseYou've already chosen the best response.0i dont know what the answer is, we have to work it out

UnkleRhaukus
 one year ago
Best ResponseYou've already chosen the best response.0\[SA_\text{total} = A_\text{circle}+A_\text{rectangle}+A_\text{sector}\\ \qquad\quad= \quad. . .\]

chancemorris123
 one year ago
Best ResponseYou've already chosen the best response.0never mind that one i guessed cuz ii need to do the rest befopre time runs out

UnkleRhaukus
 one year ago
Best ResponseYou've already chosen the best response.0NB: the width of the rectangle the circumference of a circle \[w =C = 2\pi r\]

UnkleRhaukus
 one year ago
Best ResponseYou've already chosen the best response.0\[SA_\text{total} = A_\text{circle}+A_\text{rectangle}+A_\text{sector}\\ \qquad\quad= \pi r^2+2\pi r h+\pi rs\\ \qquad\quad= \pi r(r+2h+s)\\ \qquad\quad= \quad. . .\]
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