Question

If (2, 4) is the mid-point of the line segment joining (6, 3) and (a, 5), then the value of a is ______.

विकल्प

• 2

• 4

• – 4

• – 2

Answer 1

If (2, 4) is the mid-point of the line segment joining (6, 3) and (a, 5), then the value of a is – 2.

Explanation:

x = `(x_1 + x_2)/2`

2 = `(6 + a)/2`

a = – 2