What is nine plus ten if nineteen isn't the answer?

126.66 m²

step-by-step explanation:

the pertinent area formula is a = πr², where r is the radius.

here, a = π(6.35 m)² = 40.32π, or approximately 126.66 m²

i hope this is what you were looking for.

see attached graph

its totaly b

your welcome btw

to find the perimeter, you add up all the lengths of the sides. in this case you would have to add up 18+22+40+80 which equals 160.