WebLet’s work out a couple of example problems involving the area of a sector. Example 1. Calculate the area of the sector shown below. Solution. Area of a sector = (θ/360) πr 2. = (130/360) x 3.14 x 28 x 28. = 888.97 cm 2. Example 2. Calculate the area of a sector with a radius of 10 yards and an angle of 90 degrees. WebSo the area of the sector over the total area is equal to the degrees in the central angle over the total degrees in a circle. And then we just can solve for area of a sector by multiplying both sides by 81 pi. 81 pi, 81 pi-- so these cancel out. 350 divided by 360 is 35/36. And so our area, our sector area, is equal to-- let's see, in the ...
Agriculture; plantations; other rural sectors
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Sector of a Circle - Area, Perimeter and Arc Length Formula - BYJU
WebEnter the radius of the circle in the first box. Enter the central angle of the sector in degrees in the second box. Our calculator will make calculations automatically. Here's an … WebWe first have to figure out what percentage of the surface area is represented by 4.5 π. To do that, we must calculate the total surface area. If the diameter is 12, the radius is 6. … WebRadius = 6cm6cm. 2 Find the size of the angle creating the sector. Angle = 90°90° (shown by the symbol of the right angle). 3 Substitute the value of the radius and the angle into … spinners world trinidad