Question

21. If A(5,2), B(2,-2) and C(-2, t) are the vertices of a right angled triangle with B = 90°, then the value of t will be [ ] a) 1 b) 2 c) 3 d) 4 her ​

Answer 1

Answer:

OPTION (A) IS CORRECT AS:

Step-by-step explanation:

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