Answer:
21
Step-by-step explanation:
Power functions are not linear, therefore B,D,F are the answers
C
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Answer:
46 degrees.
Step-by-step explanation:
Sin(angle) = 5/7. Using a calculator, this angle is thus 45.6, or approximately 46 degrees.
Let the side of each side of photo is a inch.
So area of photo = (side)^2 =

But as given area of photo is 9 square inch.
So


So side of photo is 3 inch.