Question

Nancy is riding in a hot air balloon and the pilot f the balloon informs her that they are 50 feet above the ground. She hears a dog barking and calculates that the distance along the ground from directly under the balloon to the dog is 77.6 feet. How far away from the balloon is the dog?

Answer 1

@Michele_Laino

Answer 2

here we have to apply the theorem of Pitagora, so your distance d, is:
\[\large d = \sqrt {{{77.6}^2} + {{50}^2}} = ...?\]

Answer 3

I got 8521.76