Question

the dimension of a courtyard were meSuredwitha meter Stickland hence area was found to be 400sq.m later on it was detected that the length of the meter stick actually measures 90cm and not one meter find the correct area​

Answer 1

\huge\mathfrak\orange {Hello\:Mate}

\huge\boxed{\large\boxed{\large\boxed{\blue{♡ANSWER♡}}}}

90cm = 0.9 m Corrected area = (0.9 × 0.9) × 400 = 0.81 × 400 = 324 sq.m

\huge\mathbb\green {♡Jai\:Hind♡}