(a)Find the greatest common factor (GCF) of 72 and 40. (b)Use the GCF to factor 72 - 40.
2 answers:
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Answer:
67.97
Step-by-step explanation:
let AC be length of ladder and BC be distance between ladder and wall and angle be theta
Now,
costheta=BC/AC
THETA =COS^-1(3÷8)
THETA=COS^-1(0.375)
THETA=67.97 DEGREE
