How can public policy affect the community in a positive way?

Public Policy and Social Impact Among the many ways that research universities contribute to the public good, they have a profound responsibility to use the knowledge they create to address complex public policy questions and social problems

Thats the best I can do

the reason why your question keeps getting deleted because this is not a school related question : )

i will answer your question though.

i never tried church's

answer:  

step-by-step explanation:

here x represents the height of the pole,

and, the height of the shadow of the pole is 12 feet.

also, the angle of elevation from the top of the pole is 40°,

therefore,

by the low of sine,

which is the required equation for finding the value of x,