A = 14*21 + 20*7 + 6*(20-8-66) + 4*21
A = 294 + 140 + 36 + 84
A = 554 ft².
Hope this helps !
Photon
3 and -3
They are both the same distance from zero (definition of absolution value)
Answer:
The value of
will be:
Step-by-step explanation:
Given the functions








so


Therefore,
Answers are like this: 1)Cos C 2)Cos B 3)Cos A 4)a 5)b 6)c all of them are different type of writing cosines law , just this.