Vectors

posted by .

If |u| = 10, |v| = 8, and the angle formed between them is 60°, then u · v = .

  • Vectors -

    What is 80 cos60?

  • Vectors -

    80 cos 60 = 40

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. Calculus

    For which following condition, will the dot product of two vectors be zero?
  2. physics

    The problem concern the position vectors r1=2.43mi-4.74mj and r2=-3.02mi+0.85mj. Find the angle between the two vectors. Hint: Find the angle each makes with the +x-axis.
  3. physics

    The problem concern the position vectors r1=2.43mi-4.74mj and r2=-3.02mi+0.85mj. Find the angle between the two vectors. Hint: Find the angle each makes with the +x-axis.
  4. physics

    The problem concern the position vectors r1=2.43mi-4.74mj and r2=-3.02mi+0.85mj. Find the angle between the two vectors. Hint: Find the angle each makes with the +x-axis.
  5. Calculus and vectors

    |C|=5 and |D|=8. The angle formed by vectors C and D is 35 degrees, and the angle formed by vectors A and C is 40 degrees. Determine |B|. Could someone explain this question
  6. math

    if vectors a+b+c=0 and modulus of the vectors a, b and c are 3 ,5 and 7 respectively. find the angle between the vectors a and b.
  7. Physics

    2 vectors have same magnitude.The magnitude of the resultant vector of these 2 vectors are same as either of both vectors.What is the angle between 2 vectors?
  8. Science

    2 vectors have same magnitude.The magnitude of the resultant vectors is same as either of both vectors.What is the angle between 2 vectors?
  9. Math vectors

    For which of the following conditions will the cross product of two vectors be zero?
  10. Math

    Let a, b, and c be unit vectors, such that a+b+c=0. Show that the angle between any two of these vectors is 120 degrees. I proved this geometrically, but now my teacher wants a proof using vectors, and I don't know what to do.

More Similar Questions