A triangle with vertices A(-1; 7), B(7; 5) and C(5; -3) is given. Show that ABC = 90°.
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Mathematics, 29.08.2021 20:10 Diego5140
A triangle with vertices A(-1; 7), B(7; 5) and C(5; -3) is given. Show that ABC = 90°.
Answers: 1
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