Amount of fencing required

Question

 

1.a) Determine the amount of fencing required to fully enclose the section of the backyard enclosing a pool area.The diagram of the section is given above. Show all your work.

b) If the fencing is sold in 10 meter long sections, how many sections are needed?

 

Answer 1

Only the semi-circles dimension is not marked

The diameter is 20' - 6'.

Calculate half the circumference and add it to the other lengths.