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°.

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A triangle with vertices A(-1; 7), B(7; 5) and C(5; -3) is given. Show that ABC = 90°.
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More questions: Mathematics Another questions

A triangle with vertices A(-1; 7), B(7; 5) and C(5; -3) is given. Show that ABC = 90°.​

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Another question on Mathematics

A triangle with vertices A(-1; 7), B(7; 5) and C(5; -3) is given. Show that ABC = 90°.