A scale diagram of a couch is 5 cm tall by 12 cm long by 3 cm deep.  The actual couch is 90 cm tall by 216 cm long.  i) What is the scale of the drawing?   ii) What is the actual depth of the couch?

Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
Chapter7: Locus And Concurrence
Section7.2: Concurrence Of Lines
Problem 34E: Does a rectangle have a an incenter? b a circumcenter?
Question

A scale diagram of a couch is 5 cm tall by 12 cm long by 3 cm deep.  The actual couch is 90 cm tall by 216 cm long. 

i) What is the scale of the drawing?  

ii) What is the actual depth of the couch?

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