Answer:

Explanation:
Given


Required
Determine the scale measurement in centimeters
The scale can be represented as:


Substitute 19.2 for Actual Length

Represent as a fraction
--- (1)
Recall that:

Represent as a fraction
--- (2)
Equate (1) & (2)

Multiply through by 19.2m


Convert to centimeter



Hence, the length of the scale model is 80 cm