Помогите очень нужно. Created by anonim0071. geometriya-ru

Помогите очень нужно...

August 2022 1 14 Report

Помогите очень нужно

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anna2501v По теореме Пифагора:
АВ²=СА²+СВ²
АВ²=72²+96²=5184+9216=14400
АВ=120
$\sin(b) = \frac{ca}{ab} = \frac{72}{120} = \frac{6}{10} = \frac{3}{5}$
$\cos(b) = \frac{cb}{ab} = \frac{96}{120} = \frac{8}{10} = \frac{4}{5}$

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