10. A boy makes one round along the boundary of a rectangular field in 20 minutes. If the field is 160 m long and 180 m wide, find the: (i) perimeter of the field (ii) area of the field and (iii) distance moved by the boy in 8 minutes. tell fast as you can only tell tha iii one i have only 5 min
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Answer:
perimeter =2xl+b
2x180+160
=500m
area =lxb
160x180
=28800m²
distance moved in 8 minutes= distance moved in a minute x no. of minutes
therefore, (500 ➗ 20)x8
=25x8
=200
Step-by-step explanation:
hope this helps
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