We have never done or studied anything like this and the teacher had handed out these worksheets without explaining much, can someone help me with the questions and how to do them?

Compound Shapes Find the area of each figure, round your answer to one decimal place if necessary. 1) 2) 3) 8 in 11 in 29 ft 16 in 9 7 5 in 16 in 29 ft Area: Area: Area: 4) 5) 6) 7 m 14 m 12 m 1 1 cm 12 m B m 11 m Area: Area: Area: 7) 8) 9) 10 yd 5yd 5 yd 3 ft 6 ft 15 yd 2 yd 3 ft 6 ft 20 yd Area: Area: Area: Math-Aids.Com