Weegy: The sides of the square are both 8cm(its a square, and 8 squared is 64)
So the diameter of the circle is 8cm, and the radius is 4.
The area = pi(4^2) = 16pi. User: Choose the equation that models the following problem.
When the side of a square is doubled, its area is increased to 28 cm2.
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All together, the hyphae - the long thread-like filaments of the fungus - form a mass called the mycelium. "Saprophyte" describes the way in which fungi feed (they are "saprophytic feeders"): the hyphae secrete enzymes into their environment, which digest food from the decomposed organic matter available, and reabsorb it through their cell walls.

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