The total surface area of a right circular cylinder with radius of the base 7 cm and height 20 cm, is:

The total surface area of a right circular cylinder with radius of the base 7 cm and height 20 cm, is:
1). 900 sq.cm.
2). 140 sq.cm.
3). 1000 sq.cm.
4). 1188 sq.cm.

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