Semi circular lawn are attached to all the edge of a rectangular field measuring 42m*35m find the area and perimeter of the total field
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6
given that semi circle attached to rectangle
length of rectangle=42m
breadth of rectangle=35m
area of rectangle=lb
=42×35
=1470m^2
length of rectangle =diameter of circle
radius=d÷2
42/2
21
area of semi circle=πr^2÷2
=(22÷7×21×21)÷2
=1386÷2
=693m^2
total area =1470+693
=2163 m^2
length of rectangle=42m
breadth of rectangle=35m
area of rectangle=lb
=42×35
=1470m^2
length of rectangle =diameter of circle
radius=d÷2
42/2
21
area of semi circle=πr^2÷2
=(22÷7×21×21)÷2
=1386÷2
=693m^2
total area =1470+693
=2163 m^2
sami17:
not correct answer
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3
Answer:your answer is in the form of photo
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