SURFACE AREAGRAPHING ORDERED PAIRSTHE SURFACE AREA OF AN OBJECT MEA...

4. Surface AreaGraphing Ordered PairsThe surface area of an object measures theThe x-coordinatearea of each of its faces. The total surface area ofa rectangular solid is double the sum of the areas

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The x-coordinate is listed first in the ordered pairof the three faces. For a cube, simply multiply theand it tells you how many units to move to eithersurface area of one of its sides by six.the left or to the right. If the x-coordinate ispositive, move to the right. If the x-coordinate isnegative, move to the left.The y-coordinate

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The y-coordinate is listed second and tells youhow many units to move up or down. If the

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Surface area of front side = 16

y-coordinate is positive, move up. If the

Therefore, the surface area

of the cube = 16 x 6 = 96.

y-coordinate is negative, move down.