A triangle has 3 sides that equal 180, so add up the two numbers and subtract them by 180 and you have your third.83*
8+(16)/4 (divide 16 and 4 first, PEMDAS)
8+4 (add these two together)
12
11,132.15 thats your answer because 15 tents go after the point
Answer:
The answer is A
Step-by-step explanation:
Step 1: Use Cosine to find ∅
Cos∅=
∅=Cos
(
)
Therefore the answer is A