Find the Area of a Circle

Maths

Find the area of the circle in terms of π.

Find the area of the circle to three significant figures.

Find the area of the circle to 3 significant figures.

Rearrange the formula that finds the circumference of a circle to make the ‘diameter’ the subject.

The circumference of a circle is 35πcm. What is length of the radius?

The circumference of this circle is 30cm. What is the diameter to 3 significant figures?

The circumference of this circle is 30cm. What is the radius to 3 significant figures?