Lacey is standing on top of one of the tallest buildings in her town. She stands at the edge of the roof and drops a basketball. The ball falls 120 feet to the pavement below and begins bouncing. Each successive bounce is 20% shorter than the previous bounce. Which explicit formula describes this situation? 120(0.20)"-1 An = 120(0.80)"-1 O an 120(80)" 1 20(0.80)"-1

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A:

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