Answer:
The formula for area of a circle is A = tt r^2
So 3.14 * 3.5^2 = 38.5
Step-by-step explanation:
The length of the bigger piece is 28 and the total length is 40
I don’t know Maybe one of the teachers downloaded it for something?
Step-by-step explanation:
expanded form is adding each place value together with zeros replacing all other spots
32.28
30.00 + 2.00 + 00.20 + 00.08