The law of cosines :
A^2 = B^2 + C^2 - 2BC cos A
2^2 = 3^2 + 4^2 - 2 . 3. 4 cos theta
= 21
hope this helps
Answer:
naruto and the square root to 1 is 1
Step-by-step explanation:
Idk really I enjoyed this mathematics
we know that
the algebraic expression is equal to

therefore
<u>the answer is</u>

Answer:
570
Step-by-step explanation: