denysmayatskyy
19.05.2020 •
Mathematics
What is the area of the figure?
6.5 in
69.75 square inches
71.25 square inches
78.75 square inches
99 square inches
Solved
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Ответ:
(2/3•x)-20=0
2x-60=2•(x-3)
2•(x-30)/3=0
2•(x-30)=0
X-30=0
X=0