Question

Помогите и с этим пожалуйста.

Answer 1

1. sinα = $\frac{BC}{AB}=\frac{24}{30}=0.8$

sinβ = $\frac{AC}{AB}=\frac{18}{30}=0.6$

2. tgα = $\frac{BC}{AC}=\frac{36}{15}=2.4$

tgβ = $\frac{AC}{BC}=\frac{15}{36}=0.41(6)$

3. BC = AB * sinα = 18 * 0.4 = 7.2

4. AC = BC * tgβ = 10 * 1.6 = 16