mannnysingh03ox0d9a mannnysingh03ox0d9a
  • 29-05-2018
  • Mathematics
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use the law of cosines to find the measure of BC?

use the law of cosines to find the measure of BC class=

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megjp2000 megjp2000
  • 30-05-2018
x^2= 17^2+28^2-2(17)(28)cos91 
x=33.00
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