Ratio of Pi

The symbol for Pi is

• π
• Σ
• Ψ
• ⊈

We use this value for PI:

• 3.14
• 314
• 3.41
• 31.519875

Which formula below would you use to find π?

• C/d = π
• C x d= π

π is equal to circumference divided by _________________.

• radius
• diameter
• area
• itself

The diameter of a circular pool is 24.8 feet and the circumference is 77.9 feet. What should you do to find π?

• 77.9 / 24.8

• 24.8 / 77.9

π is a ratio.

It compares a circle's circumference

to its _________________.

• radius

• diameter

• area

• itself

π is a ratio.

It compares a circle's ____________

to its diameter.

• radius

• diameter

• circumference

• itself