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?? I need help. With this... it’s about angles

?? I need help. With this... it’s about angles-example-1
User Uffe
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1 Answer

6 votes
Each straight line is 180 degrees. 2 and four are over 90 degrees because they are over half 180 and 1 and 3 are smaller because they are acuteand less than 90 degrees
User SGill
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