On a square paper of length 2.524375cm is inscribed square diagram of length 0.524375cm. Find the area of the paper not covered by the diagram. correct to 3 significant figures.
-
A.
6.00cm2 -
B.
6.10cm2 -
C.
6cmv -
D.
6.09cm2 -
E.
4.00cm2
Correct Answer: Option B
Explanation
Area of the paper = area of square = L x B or S2
where s = S x k
Area of the paper = (2.524)2
area of the diagram = (0.524)2
area not covered = (2.524)2 – (0.524)2
= 6.370576 – 0.274576
= 6.096
= 6.10cm2 (2 s.f)