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Q: What is the area of a circle if the radius is 4.2?
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Related questions

What is the area of a circle with a radius of 4 cm?

Area of a circle = pi x (radius)2So, if the radius is 4 cm, the area is pi x 42= 50.265 cm2


What is the radius of a circle if its circumference is 42?

The radius of a circle if its circumference is 42 is about 6.68


What is the area of a circle with a radius of 4?

The area of a circle is pi times the square of the radius: A = πr2. For a circle of radius 4, this is π x 42 = π x 16 = 50.265 units squared.A circle with a radius of 4 units has an area of 50.27 square units.


What is the area of a circle that has a diameter of 42 yards?

A circle with a radius of 21 yards has an area of 1,385.44 square yards.


What is the radius of a circle with a circumference of 42 meters?

The radius of a circle with a circumference of 42 meters is about 6.685 meters.


What is area of a circle when radius is 4 cm?

Area = pi*42 = 50.26548246 or about 50 square cm


What is the circumference of a circle that has a radius of 42 feet?

A circle with a radius of 42 feet has a circumference of 263.89 feet.


What is the area of the circle if the radius is 42 inches?

Area = pi*422 = 5541.769 sq inches to 3 d.p.


What is the area of a circle that has a radius of 4?

PIE r squared 3.142 X 42 = 50.24


If a circle has a radius of 42 meters what expression can be used to find the radius?

If the radius is 42 meters, then you already know the radius.


What is the area of a circle with the radius of four feet?

It is: pi*42 = 50.265 square feet to 3 dp


What is the area of a circle if the radius is 9m?

The area of a circle if the radius is 9m 254.5m2