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Tamil Nadu Board of Secondary EducationSSLC (English Medium) Class 8

From the measures given below, find the area of the sector. length of the arc = 50 cm, r = 13.5 cm - Mathematics

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Question

From the measures given below, find the area of the sector.

length of the arc = 50 cm, r = 13.5 cm

Sum

Solution

Length of the arc l = 50 cm

Radius r = 13.5 cm

Area of the sector A = `"lr"/2  "sq.units"`

A = `(50 xx 13.5)/2`

A = `675/2`

A = 337.5 cm2

Area of the sector A = 337.5 cm2

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Area of the Sector
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Chapter 2: Measurements - Exercise 2.1 [Page 58]

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Samacheer Kalvi Mathematics [English] Class 8 TN Board
Chapter 2 Measurements
Exercise 2.1 | Q 5. (ii) | Page 58
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