an aeroplane has 20circular glass windows of radius 70cm.find the area of the glass used in these windows
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Solution:
Area of 1 circular glass window = πr^2
= π × 70^2
= π × 4900
= 15393.80 cm^2
Total area of glass window = 15393.8 × 20
= 307876 cm^2
Hence, area of 307876 cm^2 is used for glass window.
Hope you got it!
Area of 1 circular glass window = πr^2
= π × 70^2
= π × 4900
= 15393.80 cm^2
Total area of glass window = 15393.8 × 20
= 307876 cm^2
Hence, area of 307876 cm^2 is used for glass window.
Hope you got it!
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