I have no idea how to solve this. Can anyone help me?

Answer:
P= 61.12 ft
Step-by-step explanation:
your going to find the perimeter of the half circle by finding circumference using C=3.14d then split it in half.
then find the perimeter of the rectangle by by multiplying 10 by 2 and adding it to 8 times 2.
to find the overall answer add the rectangle perimeter and the half circle perimeter.