Book Back answer is:-
a.)900cm²
b.)164cm².
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Step-by-step explanation:
answer of a and b part
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Step-by-step explanation:
(1) area of the outer rectangle = l×b = 80 × 20 m^2
= 1600 m^2
inner rectangle:
length : =80-5+5
=80-10
=70m
breadth: =20 -5+5
=20-10
=10m
area of the inner rectangle = l×b
=70×10
=700m^2
area of the path =area of the outer rectangle-area of the inner rectangle
= 1600 -700 m^2
= 900 m^2 ans
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