Question

find CSA of a garden roller whose length 1.5 and diameter 1.4. how much area can it level in 200 revolution

Answer 1

Answer:

1320 sq. m

Step-by-step explanation

CSA of cylinder is 2pieR h

where R=1.4/2=7/10

h= 1.5=15/10

CSA =2 pie r h

        =2x22/7x7/10x15/10

        = 11x3/5

          =6.6

area in 200 revolution =200x 6.6=1320 sq. m