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The total surface area of one slice will be 64 π cm².
The total surface area includes the base as well as the curving component. It is the whole area covered by the object's surface.
The total area of a form with a curved surface and base is equal to the sum of the two areas.
The total surface area of the sphere will be;
[tex]\rm A=4 \pi r^2 \\\\ \rm A=4 \times \pi (4)^2 \\\\ \rm A=64 \pi \ cm^2[/tex]
Hence the total surface area of one slice will be 64 π cm².
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https://brainly.com/question/8419462