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The perimeter of rectangle MNPQ is 80 in and the ratio MN:MQ = 3:5. Find the area of MNPQ.? A 300mg apple 5m above the ground falls. how fast was it travelling when it hit the ground? Is tea leaves polar or nonpolar? Kindly help me this solution ? A ball at the end of a string has a radius of 2m and a period of 2s. what is its speed?