Dot Products and Angles Between Two Vectors
Let u = <-2,-5> and v = <-4,6>. Find the dot product of u and v.
-22
Let u = <-8,1> and v = <3,-8>. Find the dot product of u and v.
-32
Let u = <-2,1> and v = <4,8>. Find the dot product of u and v.
0
Let u = <-8,1> and v = <3,8>. Find the angle between u and v.
103.43°
Let u = <7,-1> and v = <4,8>. Find the dot product of u and v.
20
Let u = <-1,1> and v = <-2,6>. Find the angle between u and v.
26.57°
Let u = <-9,2> and v = <-3,3>. Find the dot product of u and v.
33
Let u = <-2,-5> and v = <2,-6>. Find the angle between u and v.
40.24°
Let u = <3,4> and v = <4,7>. Find the angle between u and v.
7.13°
Let u = <-2,1> and v = <4,8>. Find the angle between u and v.
90°