Answer:
8
Step-by-step explanation:
Because it is equal to the 4 side
Step-by-step explanation:
please mark me as brainlest
If this is supposed to be

Then this can simply be reduced to

by the double angle formula for cosine
Answer:
100:59
Step-by-step explanation:
1 pound = 100pence
59 pence
100:59
Answer:
It is a better deal to do the 6.50 for 12 ounces
Step-by-step explanation:
The reason is because the is 16 ounces in a pound so you would do 8.99/16 and you get .56 per ounce but is you do 6.50/12 you get .54 per ounce which is a better deal.
Hope this helped!!