Area Of Sector Worksheet
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Find the area of the sector whose radius and central angle are 21 cm and 60 respectively.
Area of sector worksheet. Finding area of the sector from arc length let nothing fly in the ointment of your skilled practice. So the required ares is about 231 cm2. Area of a sectorsheet 1.
Find the area of each shaded region. X radius x. Find the area of the sector whose radius and central angle are 42 cm and 60 respectively.
The instructions direct the students to find the a. Make r the subject of this formula. Find the area of each sector.
Presenting area of sectors with either the radius or the subtended angle these printable worksheets ask you to find the arc length. Plug r 42 θ 60 and π 3 14 60 360 3 14 42 2. This is a free worksheet to give some quick practice on finding the length of an arc of a circle and the area of a sector of a circle.
Substitute r 21 θ 60 and π 22 7. The formula to find area of the sector is θ 360 π r 2. The worksheet and plenary are differentiated to bronze silver and gold obviously the grades will either need removing or updating as you see fit so they are in line with the new specification if required.
From a piece of cardboard alan cuts out a sector of radius 28 cm as shown in the diagram below. Worksheet to practice area of sectors and calculating lengths of arcs level 8. Area of a sector formula.
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