Circumference Exit Ticket

Front

What is the circumference?

Back

The circumference is the distance around a circle.

Front

What does d represent in the formula C = π·d?

Back

d represents the diameter of the circle.

Front

What does C represent in the formula C = π·d?

Back

C represents the circumference of the circle.

Front

What is the formula to calculate the circumference of a circle?

Back

C = π·d, where C is the circumference and d is the diameter.

Front

If the diameter of a circle is 3 cm, what is the circumference?

Back

The circumference is 9.42 cm.

Front

What is the value of π (pi) approximately?

Back

π is approximately 3.14.

Front

How do you find the diameter if you know the circumference?

Back

You can find the diameter by rearranging the formula: d = C/π.

Front

What is the circumference of a circle with a diameter of 10 cm?

Back

The circumference is approximately 31.4 cm.

Front

If the radius of a circle is 5 cm, what is the diameter?

Back

The diameter is 10 cm.

Front

What is the relationship between radius and diameter?

Back

The diameter is twice the radius (d = 2r).