The side of a rhombus is 10cm long, correct to the nearest whole number. Between what limits should the perimeter P lie?
a
39cm ≤ P ≤41cm
b
38cm ≤ P < 42cm
c
38.5 ≤ P ≤ 41.5cm
d
38.5 ≤ P ≤ 40cm
Explanation
Correct Option
bVideo Explanation
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