Answer:1. 70% 2. -40%
Step-by-step explanation:hope this helped :)
Answer:
d) 192
Step-by-step explanation:
Your calculator can do this for you.
Or, you can simplify to

Given:
Two vectors are:


To find:
The projection of u onto v.
Solution:
Magnitude of a vector
is:

Dot product of two vector
and
is:

Formula for projection of u onto v is:




On further simplification, we get



Therefore, the projection of u onto v is
.
Answer:
Length: 11 meters
Width: 8 meters
Step-by-step explanation:
11 + 11 + 8 + 8 = 38
8 + 8 = 16
16 - 11 = 5