Answer:
13) 140
14)180
15)100
Explanation:
13) a line is 180 and dgf is 80, the other one is 40, so 120 -180 is 60. add hat to 80, and you get 140
14) a line is 180
15) a line is 180 bgd is 40, dgf is 80, so egb is 60, add 60 and 40, and you get 100
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