friskowale
friskowale
29.01.2020 • 
Mathematics

On a blueprint with a scale of 1 cm = 4ft, the length of the wall is 9 cm. if the scale of the blueprint were 1 cm = 3 ft, what would be the length of the wall? plz show work and explain your work.

a. 12 cm
b. 13 cm
c. 15 cm
d. 18 cm

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