Question

an 18 ft tree casts a 15ft long shadow. What angle is formed? A.) 30 degrees B.)40 degrees C.) 50 degrees D.) 60 degrees

Answer 1

Option C
`50\°`

Explanation:

Let

A-------> the angle

see the attached figure to better understand the problem

we know that

In the right triangle

`tan(A)=(18)/(15)`

`A=arctan(18/15)=50\°`