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IsabelAyshi
30.10.2019 •
Mathematics
Exam parallelogram abcd segments ce and be have lengths 15-x and 2r what is the value of x
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Ответ:
The whole triangle is 180° , and means + in math
15-x + 2x= 180
-x+2x=180-15
-x+2x=165
2x=165
2x/2=165+/2
=82.5
Ответ: