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A rectangular wooden block has length 1....

A rectangular wooden block has length 1.4 m and width 84 cm. What is the area of wooden block in appropriate significant figure?

A

2.75 cm

B

3.75 cm

C

`1.2 m^(2)`

D

`1.12 m^(2)` .

Text Solution

Verified by Experts

The correct Answer is:
C
Area `= 1.4 m xx 84 cm = 1.4 m xx 0.84 m = 1.176 m^(2)`
Area with significant figure `= 1.2 m^(2)` (after rounding off)
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