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14-05-2018
Mathematics

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In triangle ABC, angle C is a right angle. Find the remaining sides and angles. Round your answers to the nearest tenth.
angle b = 17.2 degrees, b = 8.3

Respuesta :

wolf1728 wolf1728

14-05-2018

tan (17.2) = 8.3 / a
side a = 8.3 / tan (17.2)
side a = 8.3 / 0.30955
side a = 26.8131158133

Angle A = 180 -90 -17.2
Angle A = 72.8°

sin Angle A = side a / side c
side c = side a / sin (72.8)
side c = 26.8131158133 / 0.95528
side c = 28.0683316026

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