PROOF 122
Prove.
The distance between a point and a line
On the coordinate plane.
Definition D1
The distance d(P, ℓ) between a point P and a line ℓ is defined as PH, where H ∈ ℓ is a point with PH ≤ PQ for every point Q on ℓ.
Proof.
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PROOF 122
The distance between a point and a line
On the coordinate plane.
Definition D1
The distance d(P, ℓ) between a point P and a line ℓ is defined as PH, where H ∈ ℓ is a point with PH ≤ PQ for every point Q on ℓ.
Proof.
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