 9 Answered Questions for the topic Sector

Sector Calculus Angle

07/11/18

#### A sector with central angle θ is cut from a circle of radius R = 24 inches, and the edges of the sector are brought together to form a cone.

A sector with central angle θ is cut from a circle of radius R = 24 inches (see figure), and the edges of the sector are brought together to form a cone. Find the magnitude of θ such that the... more
Sector Perimeter Area

06/13/18

#### Find the radius of a minor sector of a circle with perimeter 14cm and area 10cm^2.

Find the radius of a minor sector of a circle with perimeter 14cm and area 10cm^2.Then find the radius of a major sector of a circle with perimeter 14cm and area 10cm^2.

05/27/16

#### What's the total measure in degrees of 5 sectors?

A circle with a circumference of 46pi is divided evenly into 12 sectors. What's the total measure in degrees of 5 sectors?

05/07/16

#### The area is what fraction of the circle?

In a circle with center P, central angle MPN has a measure of 3pi/4 radians. The area of the sector formed by the central angle MPN is what fraction of the circle?
Sector Area Circles

03/27/16

#### How would I find the radius of a circle knowing its radian measure and area of the sector?

Q: An arc on a circle subtends a central angle of θ=4 radians, and the area of the sector is 128 cm2. Determine the radius, r centimeters, of the circle.   I know the formula is A= .5 x theta x... more
Sector

03/01/16

#### The angle of a sector of a circle is 90 degrees. Find the exact area of the sector if the circle has a diameter of 6 cm.

This problem involves finding the area given the diameter. Sector of circles.
Sector

03/01/16

#### The angle of a sector of a circle is 90 degrees. Find the exact area of the sector if the circle has an area of 20 pi in squared.

This is a geometry question involving area and sectors of circles.
Sector

12/04/13

The diameter of wheels of a car is 63 cm. Find the number of rotations of the wheels when the car travels a distance of 1 km.
Sector Area

11/25/12

#### How do you find the area of a circle when given the area of a sector?

When given the area of a sector of a circle, how can you find the area of the entire circle?

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