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Computing area of circle

What is the area of a circle with radius of 7 ?

  1. What is the formula for area of a circle.

Find the circumference and the area of circle if the radius is 7 cm.


If the longest chord of a circle is 12 cm, then find the area of circle.

The length of the largest chord of a circle is 12 units. Find the area of the circle.

 Find the circumference of circle in terms of π, whose radius is 14 cm.

What is the area of a circle with radius 3 cm, in terms of π?

What is the radius of the circle whose surface area is 314.159 sq.cm?

Is the sentence true or false?

The area of a circle formula in terms of the circumference is given by the formula  (Circumference)24π\frac{(Circumference)^2}{4\pi}

If the length of the radius of a circle is 4 units. Calculate its area.