The diagonal of the floor of a rectangular closet is 712 feet. The shorter side of the closet is 412 feet. What is the area of the closet in square feet?
Other side=1522-922ft =2254-814ft =1444= 6ft
Area of closet =(6 x 4.5)sq.ft = 27 sq.ft
Find the surface area (in cm2) of a sphere of diameter 28 cm.
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