circumference of a circle

Front

What is the definition of the radius of a circle?

Back

The radius of a circle is the measurement from the center of a circle to an edge of the circle.

Front

What is the definition of the circumference of a circle?

Back

The circumference of a circle is the measurement around the circle.

Front

How do you calculate the diameter of a circle if you know the radius?

Back

The diameter of a circle is calculated by multiplying the radius by 2.

Tags

CCSS.7.G.B.4

Front

If the radius of a circle is 10ft, what is the diameter?

Back

The diameter is 20ft.

Tags

CCSS.7.G.B.4

Front

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

Back

The circumference (C) can be calculated using the formula C = 2πr, where r is the radius.

Tags

CCSS.7.G.B.4

Front

What is the circumference of a circle with a radius of 10ft?

Back

The circumference is approximately 62.83ft.

Tags

CCSS.7.G.B.4

Front

If a circular swimming pool has a diameter of 21 feet, how do you find the circumference?

Back

Use the formula C = πd, where d is the diameter.

Tags

CCSS.7.G.B.4

Front

What is the circumference of a circular swimming pool that is 21 feet in diameter?

Back

The circumference is approximately 65.94ft.

Tags

CCSS.7.G.B.4

Front

What is the relationship between diameter and radius?

Back

The diameter is twice the length of the radius.

Tags

CCSS.7.G.B.4

Front

What is the value of π (pi) approximately?

Back

π (pi) is approximately 3.14.

Tags

CCSS.HSG.GMD.A.1