Germany exports all of the following except a. electricity b. chemicals c. machinery d. automobiles

The answer to this question would be “A. electricity” because Germany exports chemicals, such as medicines and nuclear weapons, machinery, such as blacksmith tools and factory equipment, and automobiles, such as cars and car parts. but there is no way electricity can be exported from one country to another.
your answer would be A.

H=   2(area/a+b)h= 2(144/a+b)h= 2(144/18+18)h= 2(144/36)h= 2(4)h=8