Question

find answer and explanation​

Answer 1

diameter equal to 4.2

radius equal to 4.2 divide

radius equal to 2.1 and height equal to 4.5

the total surface area of cylinder equal to 2 Pi r into Rplus h

2 into 22 by 7 into 2.1 into (2.1+4.5)

132 divide 10 into 6.6

87.12m squared