lucylee3
lucylee3 lucylee3
  • 01-05-2018
  • Mathematics
contestada

How to awnser this using sine rule

How to awnser this using sine rule class=

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kalanimyers
kalanimyers kalanimyers
  • 01-05-2018
Once you have the equation written out, you cross multiply. You end up with
(20)(Sin18) = (a)(Sin13)
Then, divide both sides by the sine on the side of the a.
20sin18 / sin13 = a

Hope this helps you understand! :)
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