1/9 acres. It's 9lbs/acre so you dive that by 9 and get 1/9 acres/lbs.
Answer:
answer mine i will answer yours
Step-by-step explanation:
Answer:
2tanθ = 2cotθ
tanθ = cotθ
tanθ = 1 /tanθ
tan²θ = 1
tanθ = ±1
if tanθ = 1
θ = 45° + nπ (π = 180° , n is a natural number)
if tanθ = -1
θ = 135° + nπ