What is the area of a sector with a radius of 2cm and a arc of 18cm?

Anonymous

∙ 12y ago

Updated: 8/20/2019

A sector with a radius of 2 cm can't have an arc of 18 cm.

If the radius is 2 cm, then the entire circumference of the

whole circle is a little less than 12.6 cm.

Strange as it may seem, the area of that whole circle is

a little less than 12.6 cm2 .

Wiki User

∙ 12y ago

What else can I help you with?

What is the area of the circle if the radius is 2cm?

The area is 12.57 cm2

Area of a 2cm circle?

Area= pi*r2If the diameter of the circle is 2cm, the A= pi cm2If the radius of the circle is 2cm, then: A=3.14159*4=12.567 cm2

O is the center of the sector oab CD is another arc with center o and radius r cm DB equals 2cm if the area of abcd is one-third the area of the sector OCD find the value of r?

r square-12r+12=0

What is the approximate area of a semicircle whose radius is 2Cm?

2pi sq cm

What is the area of a circle - radius 2cm?

The area is 22*pi, or 4pi or approximately 12.56 sq cm.

What is the surface area of a cylinder whose radius is 2Cm and height is 8Cm?

A cylinder whose radius is 2cm and height is 8cm has a total surface area of approximately 125.66cm2 {ADDED} To explain that further, the formula is pi*r^2 X h where r is the radius and h the height.

What is the radius of 2cm of the circle?

The area is 22*pi, or 4pi or approximately 12.56 sq cm.

What is volume cylinder of radius 4cm and height 2cm?

A cylinder with a radius of 4cm and a height of 2cm has a volume of 100.53cm3

When the dimensions of a 2Cm X 5Cm rectangle were increased by equal amounts the area was increased by 18cm find the dimensions of the new rectangle using factoring?

The new dimensions are 4cm and 7cm

If the radius is 2cm what is the diameter?

radius is half the diameter. so 4cm.

How do you work out the area of a circle given the diameter?

you half the diamater to get the radius, then you square the radius. Then you times it by 3.14. Always. example. Diameter=4cm then radius =2cm squared=4cm 4x3.14=12.56

What is the radius of a circle that has a diameter of 2cm?

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