Question

Help please
Помогите решить пж

Answer 1

Объяснение:

1)

tg16°=h/28; h-hetght of the tree

tg16°≈0,2867

h=28*0,2867≈8,0276≈8m height ot the tree

_________

2)

sin65°=l/56; l-length of the cable.

sin65°≈0,9063

l=56*0,9063≈50,7528≈51m

__________

3)

tg22°=72/d; d-distance from cliff to boat

tg22°≈0,4040

d=72/0,4040≈178,22≈178m

________