Find how far are the goggles from the edge of the pool

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it's nighttime, and you've dropped your goggles into a swimming pool that is 3.2 m deep. If you hold a laser pointer 1.0 m above the edge of the pool, you can illuminate the goggles if the laser beam enters the water 2.5 m from the edge. How far are the goggles from the edge of the pool?

Reference no: EM13295647

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