Register
Find the angle in radians between the vectors v⃗ =(4,4) and w⃗ =(1,2)
22.2k views
1 vote
Find the angle in radians between the vectors v⃗ =(4,4) and w⃗ =(1,2)

User Bassinator
by
9.1k points

1 Answer

5 votes
we have the formula with the dot product of two vectors
We call that angle is a, so cosa= (4x1+4x2):(√16+16. √1+4)= 12:4√10= 3/√10

The result is cosa=3/√10
User Marcos Rodrigues
by
8.1k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.5m questions

12.2m answers

Other Questions

How do you can you solve this problem 37 + y = 87; y =
What is .725 as a fraction
How do you estimate of 4 5/8 X 1/3
Write words to match the expression. 24- ( 6+3)
A dealer sells a certain type of chair and a table for $40. He also sells the same sort of table and a desk for $83 or a chair and a desk for $77. Find the price of a chair, table, and of a desk.
Link Copied!