Answer:

Step-by-step explanation:
Assuming
and
are vectors, their dot product is
where
:

Therefore, 
Answer:
John has 126 apples.
Step-by-step explanation:
If John has 7 full boxes and 7 half boxes and each box has 12 then you have too
12 times 7 = 84 (this id how many apples are in the full boxes)
Then 12 ÷ 2 × 7 = 42 ( the number of half boxes)
Then you add them together:
84 + 42 = 126
So you get 126
Hope this helped!
Please mark me brainliest
Answer:
a) About 2261.95
b) $11.94
Step-by-step explanation:
a) The lateral area of a cone can be calculated via A=πrl
b) Simple do 2261.95/400 and round to the nearest 1 to get 6. Then multiply 6 by 1.99 to get 11.94
Hope it helps <3
P= L+W
P= Perimeter, L= Length and W=Width
Length + Width = Perimeter
So, then P(22) - W(5) = L(17)
Hope that helps.