Question

mim ajudem por favor .

Answer 1

tg(30°)=5/x
x=5/(tg(30°)
x=8,66
resposta 8,66m

Answer 2

Tg 30 (graus) = 5/x
√3/3 = 5/x
√3x = 15
x = 15/√3 × √3/√3
x = 15 √3/3
x = 5 √3