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lilla On a coordinate plane, point J is located at (-1, -2) and point K is located at (8, 10). What is the distance, in units from point J to point K? Enter youh answer in the space provided.

User Pat Lillis
by
8.2k points

1 Answer

5 votes

Using the distance formula;


|d|=\sqrt[]{(x_2-x_1)^2+(y_2-y_1)^2}

From the points given:

x₁=-1 y₁=-2 x₂=8 y₂=10

substitute the values into the formula;


|d|=\sqrt[]{(8+1)^2+(10+2)^2}
=\sqrt[]{9^2+12^2}
=\sqrt[]{81+144}


=\sqrt[]{225}
=15

The distance is 15 units.

User Dave Sottimano
by
8.6k points
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