Question

Question #df6e8

Answer 1

I am not sure about what you need here...so I tried everything!

Explanation:

Consider the diagram:

We can use trigonometry and identities on right triangles to find:

`beta=90^@-39^@= 51^@`

`150=csin(39^@)`
so that:
`c=150/sin(39^@)=238"ft"`

`a=c cos(39^@)=185"ft"`