Answer :
The distance between A(7,-7) and B(13,0) is 9.2 units
Distance between two points
The formula for calculating the distance between two point is expressed as;
D = √(x₋₂-x₁)²+(y₂-y₁)²
Given the coordinate points A(7,-7) and B(13,0).
Substitute
AB = √(13-7)²+(0-7)²
AB = = √(6)²+(-7)²
AB = √36+ 49
AB = √85
AB = 9.2 units
Hence the distance between A(7,-7) and B(13,0) is 9.2 units
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