D T F anyone answer if you do

Idon’t understand 8. plz ! we are finding the area of polygons. thx in advance!

Look back at act iv scene v to read over ophelia's interactions with claudius and gertrude as well as laertes. then, compare her dialogue to hamlet's dialogue and soliloquies previously analyzed in acts i–iv. what is ophelia's state of mind versus hamlet's?

In which of the following conflicts did the distribution of ethnic groups act as a centripetal force? cyprus afghanistan north and south korea iraq former yugoslavia