isaiahcouncil isaiahcouncil

20-03-2018
Mathematics

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The measure of angle a is 15 and the length of side bc is 8 what are the lengths of the other two sides rounded to the nearest tenth

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calculista calculista

20-03-2018

the complete question in the attached figure
we know that
BC=8 units
sin 15°=BC/AC-----> AC=BC/sin 15°-------> 8/sin 15°--------> AC=30.91 units

cos 15°=AB/AC----> AB=AC*cos 15°----> 30.91*cos 15°----> AB=29.96 units

the answer is
AB=29.96 units
AC=30.91 units

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takiathorne05 takiathorne05

27-04-2021

Answer:the answer is 29.9 then the second is 30.9

Step-by-step explanation:

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