Formula: r =(length of chord)^27 (8*height) + (height/2)*
25 points
. A bridge across a river...
Mathematics, 26.05.2021 23:20 thebrain1345
Formula: r =(length of chord)^27 (8*height) + (height/2)*
25 points
. A bridge across a river is 18 m wide. The bridge is in
the shape of a circular arc. In the middle of the bridge,
the perpendicular supports are 3 m tall. What is the
radius of the arc?
A. 3 m
C. 15 m
B. 12 m
D. 18 m
D
18 m
ОА
Answers: 3
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