This can solved using the cosine law which is:
c² = a² + b² - 2ab cos θ
Using the values given from the problem
6² = b² + b² - 2bb cos 112.62
And solving for b
36 = 2b² - 2b² cos 112.62
b = 3.6
The answer is the 3rd option.
Answer: hahahahahaha
Step-by-step explanation:
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Large rectangles-2*3*6=36
medium ones 2*2*6=24
small ones 2*2*3=12
surface =72
-3 Should Be The Corrext andwer
