What is a signed number?
1 answer:
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<em>Greetings from Brasil... </em>
The expression that allows you to calculate the distance between two points is:
<h2>d(A; B) = √[(Xb - Xa)² + (Yb - Ya)²]</h2>d(A; B) = √[(7 - (- 4))² + (18 - 5)²]
d(A; B) = √[(7 + 4)² + 13²]
d(A; B) = √[11² + 13²]
d(A; B) = √[121 + 169]
d(A; B) = √290
<h2>d(A; B) ≈ 17.03</h2>