Answer:
width of a river = 45m
Step-by-step explanation:
ration and proportion
let x = width of a river
x 20.9 m
------ = --------
56 m 26 m
x = (20.9 * 56) / 26
x = 45 m
therefore the width of a river is 45 m
Answer:
5
Step-by-step explanation:
use the pythogorean relationship to get the answer.
this type of relationship is used only on right angled triangles.
example: 5 12 13
I think that the answer is A