Question

Multiple questions/problems shall be posted.

Answer 1

Cut the figure into easy-to-work-with pieces.

Answer 2

no offence but im sure if u look up simple area u will solve it : dont be lazy, if ur pratice im glad, but if this is ur homework then read instead of asking for instance answers:

Answer 3

the reason im saying this cuz u posted many of these: please use previous help to answer some of others that r related: Thanks iHelp