Different sizes of string need to be cut to go around various shapes. All of the following sizes are in inches.
π, √2, 3√4, √9
Without using a calculator, approximate the decimal equivalent of each number to the nearest tenth.
These are things you need to commit to memory
pi = 3.14~~3.1 in
sqrt2 = 1.414~~1.4 in
3 sqrt4 = 3*2 = 6.0 in
sqrt9 = 3.0 in