Question

The length and breadth of a rectangular plate are measured to be 10.2 cm
and 2.2 cm respectively. Its area to appropriate significant figures is [1]
(a) 22 cm
(b) 22.4 cm2
(C) 22.44 cm?
(d) 22.22 cm2​

Answer 1

Answer:

option C is correct answer

Answer 2

Answer:

option (a) 22cm

Explanation:

Area = lenght *breadth

ie, 10.2 * 2.2

=22.44

therefore, according to significant rule of multiplication,

area = 22.4

therefore on rounding,

answer will be = 22cm

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