SOLUTION: how do you solve this.you are 5.5feet tall and cast a 3foot shadow.Your office building cast a 40foot shadow.How tall is the building

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how do you solve this.you are 5.5feet tall and cast a 3
foot shadow.Your office building cast a 40foot shadow.
How tall is the building
:
We can use proportion here, let x = height of the building
=
Cross multiply
3x = 5.5 * 40
3x = 220
x =
x = 73 ft