Find the lenght of cd

Selim Reza asked Feb 17, 2022

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18 votes

Selim Reza asked Feb 17, 2022

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10 votes

Use the distance formula.

√((x_2-x_1)^2+(y_2-y_1)^2)

$x_2=7\\x_1=3\\y_2=-8\\y_1=-2$

√((7-3)^2+(-8-(-2))^2)

=
√(4^2+(-6)^2)

=
√(16+36)

=
√(52)

≈7.2111...

So the answer is B! Hope this helped!

Harry Prn Dz answered Feb 22, 2022

2.4k points

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