The sides of a triangular field are 41m 40m and 9m. Find the number of a rose beds that can be prepared in the field ,if each rose bed ,on an average needs 900cm space
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14
by heron's formula
s=41 +40 +9/2 = 45 m
area = root[45(45-41)(45-40)(45-9)]
=root[ 45 x 4 x 5 x 36]
= 2 x 6 x 5 x 3
= 180 m2
180 m2 = 1800000cm2
number of beds that can be prepared = 1800000/900 = 2000 rose beds
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2
sry I dont know it man sry
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