Which of the following describes the crust

The earth's outermost layer where tectonic plates are located. It is where we live. It could also be the outer edge of your toast.

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

Answerequatorial guinea,gabon, and western sahara;