Seudónimo
Seudónimo
12-07-2018
Mathematics
contestada
I need help as soon as possible
Respuesta :
nethp1020pbgwea
nethp1020pbgwea
12-07-2018
1. tanA = 12 / 25 = 26.
2. radius = 38.4 / 2 = 19.2.
14.7^2 + b^2 = 19.2^2 => b = 12.4, by pythagorean theorem.
Finally, x = 19.2 - 12.4 = 6.8.
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