What is the area of the shape below?

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What values of x satisfy the inequality x^2-9x< 0? how is your answer shown on the graph?

Find the area of the regular hexagon if a side is 20 cm.

The relative growth rate for a certain type of fungi is 60% per hour.a small culture has formed and in just 6 hours the count shows to be 20,273 fungi in the culture.what is the initial number of fungi in the culture?