Two Hundred And Thirteen Point Zero Eight.
Hi!
The set up for the question is like this:

Hope this helps!
Answer:
A = 78.54cm²
Step-by-step explanation:
A = π r²
D = 2r
A =
π × d² =
× π × 10² = 78.53982cm² = 78.54cm²
I hope this helps. : )
Answer:
x=43.3
Step-by-step explanation: