A metal cylinder has height of 7m. The inner radius of cylinder is 1 m

1.	A metal cylinder has height of 7m. The inner radius of cylinder is 1 m and outer radius is 1.5 m. Calculate 1) Inner surface area 2) Outer surface area 3) Total surface area . (Take pi=227) [4 MARKS]
Answer» A metal cylinder has height of 7m. The inner radius of cylinder is 1 m and outer radius is 1.5 m. Calculate 1) Inner surface area 2) Outer surface area 3) Total surface area . (Take pi= $\frac{22}{7}$ ) [4 MARKS]

A metal cylinder has height of 7m. The inner radius of cylinder is 1 m and outer radius is 1.5 m. Calculate 1) Inner surface area 2) Outer surface area 3) Total surface area . (Take pi=227) [4 MARKS]

Answer»

A metal cylinder has height of 7m. The inner radius of cylinder is 1 m and outer radius is 1.5 m. Calculate

1) Inner surface area

2) Outer surface area

3) Total surface area . (Take pi= $\frac{22}{7}$ ) [4 MARKS]