Lindy1862
31.08.2020 •
Mathematics
Assume the triangle has given measurements. solve for the remaining sides and angles.
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Ответ:
Step-by-step explanation:
You can calculate the length of side a using the Cosine Rule:
a^2 = 32.6^2 + 41.4^2 - 2.32.6.42.4 cos pi/6
a^2 = 456.01
a = √456.01
a = 21.35
By the Sine Rule:
32.6 / sin B = 21.35 / sin pi/6
sin B = (32.6 * sin pi/6) / 21.35
sin B = 0.76347
B = 0.869 radians.
C = pi - pi/6 - 0.869 = 1.749 radians.
Ответ:
I wish I knew this maybe use the brainy scanner it could help you or google.