r=square root of 7/^
98 cm^2
The radius is 7cm
3.5 cm
circumference of a circle = 2*pi*radius or diameter*pi
A cone with a slant height of 22cm and radius of 7cm has a total surface area of about 637.74cm2
The circumference of a circle with a 7cm radius is 44cm. The area is 154cm2
153.94 square cm
Area of the circle: pi*7squared = 153.93804 square cm
98 cm^2
7cm; the diameter of a circle is twice its radius.
The radius is 7cm
3.5 cm
3.5 cm
circumference of a circle = 2*pi*radius or diameter*pi
A cone with a slant height of 22cm and radius of 7cm has a total surface area of about 637.74cm2
A cylinder with a 7cm radius and 3cm height has a total surface area of about 439.82cm2
The volume of a sphere is given by the formula V =⁴⁄ ₃πr3The volume of a sphere with radius 7cm = ⁴⁄ ₃π73 = 1436.76 cm3 (to 2 dps)