Question

Answer 1

Thay vào công thức, ta có: \(d=80\sqrt{2\cdot7110\cdot0,3048}\approx5266,8\left(m\right)\approx5,26\left(km\right)\)

Answer 2

\(7110feet=7110.0,3048=2167,128\left(m\right)=2,167128\left(km\right)\)

\(d=80\sqrt{2h}=80\sqrt{2.2,167128}\approx166,6\left(km\right)\)