?Find the magnitude of vector v with initial point (7,5)and terminal point (-3,-5). ?
A)? $10 \sqrt { 2 }$
B)?14
C)? $20 \sqrt { 2 }$
D)? $\sqrt { 74 }$
E)? $2 \sqrt { 51 }$

Question

Quizplus · Accepted Answer

The magnitude of vector v is calculated using the distance formula: $\sqrt{(-3-7)^2 + (-5-5)^2} = \sqrt{(-10)^2 + (-10)^2} = \sqrt{100 + 100} = \sqrt{200} = 10\sqrt{2}$.

?Find the Magnitude of Vector V with Initial Point (7,5)and 10210 \sqrt { 2 }102​

?Find the Magnitude of Vector V with Initial Point (7,5)and $10 \sqrt { 2 }$