While walking her dog, Emma noticed a sign at an angle of elevation of 46 degrees, on top of a 76 foot building. How far is Emma from the base of the building? Please explain how to do this.

goog may be able to you find that answer

12.5 feet

step-by-step explanation:

for this case we have by definition, if two lines are perpendicular, then the product of their slopes is -1.

then, given the following line:

so,

we are looking for m_ {2}:

then, the line is given by:

we find "b" replacing the given point:

finally, the equation is:

option c