WebA circle of radius = 3 or diameter = 6 or circumference = 18.85 feet has an area of: 2.62637E-6 square kilometers (km²) 2.62637 square meters (m²) 26263.7 square centimeters (cm²) 2626370 square millimeters (mm²) 1.01405E-6 square miles (mi²) 3.14111 square yards (yd²) 28.27 square feet (ft²) 4070.88 square inches (in²) WebFind the length of the radius of the following circle. x² + y² = 16 4 The equation of the circle whose center is (0, 0) and radius is length 9 is x² + y² = 81 The equation of the circle whose center is (0, 3) and radius is length 4 is x² + (y - 3)² = 16 Select interior, exterior, or on the circle (x - 5) 2 + (y + 3) 2 = 25 for the ...

Circle Calculator

WebA circle of radius = 3 or diameter = 6 or circumference = 18.85 inches has an area of: 1.82387 × 10 -8 square kilometers (km²) 0.0182387 square meters (m²) 182.387 square … WebMay 11, 2015 · Next, we plug the given radius value into the formula. So if r=3, the area of the circle is π*3 2 = π*9. This is usually written with the "pi" after the arabic number: 9π ("nine pi") how many oz is arizona tea

Completing the Square: Circle Equations

WebThe area of a circle is simply amazing! It is defined as the total amount of space inside the circle's boundary. The formula to find the area of a circle is πr², where r is the radius of … WebJan 16, 2024 · The radius of a 6 inch circle is 3 inches. A circle has a radius of 98 feet, so its diameter must be 196 feet. A circle with a circumference of 365 meters will have a radius of 58.4 meters. A circle with a radius of 11 inches will have a circumference of 69.12 inches. WebApr 14, 2024 · In the above main () function, we create an instance of the "Circle" class with a radius of 5, and call its methods to calculate the area and circumference. We then modify the radius using the setter method and print the updated area and circumference. Radius of the circle is 5 The area of the circle is 78.53981633974483 The circumference of ... howbill auto parts elma