gift8301 gift8301

29-03-2017
Mathematics

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find the length of the arch

find the length of the arch class=

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lufranckousse lufranckousse

29-03-2017

use the formula....central angle/360= arc length/2* pie* R
150/360=x/2*3.14*7.5
150/360=x/47.1
360x=7065
x=7065/360
x=19.625 in

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