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stevengerrard
@stevengerrard
July 2022
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СРОЧНО ПОМОГИТЕ ПО ГЕОМЕТРИИ!!! ДАЮ 50 БАЛЛОВ!!!
В треугольнике ABC угол C равен 90°, cos A = [tex] \frac{7}{8} [/tex], AC = 14. Найдите AB.
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Answers & Comments
lidochka085
AB = AC/cosA = 14/(7/8) = 14*8/7 = 2*8 = 16
Ответ: 16
1 votes
Thanks 1
IrkaShevko
Verified answer
Cos A=АС/АВ ⇒ АВ=АС/
cos A
АВ=14: 7/8=14*8/7=16
2 votes
Thanks 1
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Ответ: 16
Verified answer
Cos A=АС/АВ ⇒ АВ=АС/cos AАВ=14: 7/8=14*8/7=16