The trainer releases the ball at the horizontal distance of, Ask an Expert

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The trainer releases the ball at the horizontal distance of 4.72m away and the vertical distance of 4.61m above the water.

A) What launch angle must the dolphin have if it is to catch the ball?

B) At what height does the dolphin catch the ball?

C) What is the minimum initial speed the dolphin must have to catch the ball before it hits the water?

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