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Natalierg05
26.02.2021 •
Mathematics
In rhombus ABCD, with diagonals AC and DB, AD=10 If the length of diagonal AC is 12, what is the length of DB?
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Ответ:
2(x + 3)+ 8 + 5(x - 2) + 4x + 3
= 2x + 6 + 8 +5x -10 + 4x +3
= (2x + 5x +4x ) + (6 + 8 -10 + 3)
=11x + 7