Asighting from sea level to the top of a lighthouse was 60°. the lighthouse is known to rise 180 feet above sea level. what is the distance (to the nearest foot) between the observer and the base of the lighthouse?
can someone explain this one for me?

What is true about the dilation? it is a reduction with a scale factor between 0 and 1. it is a reduction with a scale factor greater than 1. it is an enlargement with a scale factor between 0 and 1. it is an enlargement with a scale factor greater than 1.

Which statements are true about additional information for proving that the triangles are congruent check all that apply

If f(x) = 4x - 3 and g(x) = x + 4, find (f - g) (x)