Question

If you can help me with this question and the others that would be great!

Answer 1

42.4

Explanation:

formula: A=r

r=27/2

r=13.5

=3.14

A=3.14×13.5

A=42.39

42.29 rounded to nearest 10th is 42.4

Answer 2

54

Explanation:

I hope that this helps you!