Best Answer

An area of 5km radius implies a circle. The area of a circle of radius r is {pi}r2.

Area ~= 3.14 x 5 x 5 km2 ~= 78.54 km2.

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Q: What is the area of 5 km radius in square km?

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A circle with a radius of 5 units has an area of 78.54 square units.

It is 78.5 square units.

It is: 25*pi square m

Area of a circle = (pi) x (radius)2 Radius = 1/2 the diameter = 5 inches Area = (pi) x (5)2 = 25 pi = 78.54 square inches (rounded)

A=pi times R squared If the radius is 5, the area is 25pi

Related questions

Area of a circle = (pi) x (square of radius) = (pi) x (5)2 = 25 pi = 78.54 square km (rounded)

A circle with a radius of 5 units has an area of 78.54 square units.

For a radius of 5 centimeters the area are 78.53981633974483 square centimeters.

It is 78.5 square units.

The area of a circle (to the nearest hundredth) with a 5-unit radius is: 78.54 square units.

Area = 78.5 square yards.

78.54 square units (rounded)

the square root of 7

It is 72.3 square units, approx.

Just like any other circle, the area of that one is (pi) times (the square of the radius).

25pi 78.5 square Inches

78.5 square feet.

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