The diagram represento a bridge over a river with an opening for boats to pens under the bridge
18
6 te
. which equation, in terms of a and x.
the area. a, of the side view is given by a - 18
represents the radius. r. of the bridge opening?
- 0.57
ar-
a
a=18x -0.5*v2
alsx=1.tv
cr-v a
d. - √ 20180-4)

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