Answer:
25.1mm²
Step-by-step explanation:
Total surface area of a cylinder = 2πr(r+h)
r is the radius = 1.2mm
h is the height = 2mm
Substitute
TSA = 2(3.14)(1.2)[1.2+2]
TSA = 7.536[3.2]
TSA = 24.1152
Hence the total surface area of the cylinder is 25.1mm²
