Area of rectangular barn = 200 (sqft)
Length= Width + 10
Length x Width = 200 ==> (Width+10)Width = 200
Width² +10Width -200 = 0===> width = 10 ===> length = 20
Answer:
47°
Step-by-step explanation:
angles x and 133 are supplementary, so they add up to 180°
subtract 133 from 180 to get 47
Step-by-step explanation:
expanded = 3n + 18
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