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ErikHabdlowich
20.09.2019 •
Mathematics
Abcd is an isosceles trapezoid. if ad bc m
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Ответ:
C) 40
Step-by-step explanation:
ABCD is an isosceles trapezoid
So <B = <C
x+10 = 2x - 30
-x = -40
x = 40
Ответ:
I’m not so sure so I’m sorry if wrong