pA submarine submerged at a depth of -35.25 meters dives an additional 8.5 meters. What is the new depth of the submarine?
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Let the side of one edge of tile = a cm.
So area of tile = (side)^2 =
But area of tiles = 900 square centimeter.
So
So side of one edge of tile is = 30 cm
So area of tile = (side)^2 =
But area of tiles = 900 square centimeter.
So
So side of one edge of tile is = 30 cm