Answer:
Step-by-step explanation:
62.5
The actual length of the wall is 10.5 m
Write and solve an equation of ratios to answer this question:
2 cm 3 m
--------- = ---------
7 cm L
Solve this for L by inverting both sides:
7cm L
---------- = --------
and then multiplying both sides by 3m:
21
----- = L
2