Cone Y is an enlargement of Cone X by scale factor 2. A circle of radius 4 or diameter 8 or circumference 25.13 inches has an area of: 3.24322 × 10 -8 square kilometers (km²) 0.0324322 square meters (m²) 324.322 square centimeters (cm²) 32432.2 square millimeters (mm²) 1.25221 × 10 -8 square miles (mi²) 0. Trending Questions What is the definition of alternate? Is 5.60 greater than 5.06? How do you write 2.83 million in standard form? What is negative 2 subtracted by 2? How do you get pass purble sage to absurd math episode 1? How much would 500 invested at 3 percent interest compounded continuously be worth after 6 years? How many hundreds in a thousand pounds? How many meater in kilo meater? Is five hours less than 20000 seconds? How many times does 2 go in to 32? What is the the square root of 25 and then cube it? What is 1.6 divided by 0.04? Cone X has a volume of 100cm cubed.