Question

Line ℓ has equation y= – x+4. Find the distance between ℓ and the point G(4, – 4). Round your answer to the nearest tenth.

Answer 1

2.8

Explanation:

We can rewrite the equation of the line as x+y-4=0.

So, the distance is

`(|(1)(4)+(1)(-4)-4|)/(√(1^2+1^2)) \approx 2.8`