Question

find the perimeters of the rectangle whose lenght is 2.5cm and breadth is 80mm
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Answer 1

Answer:

210mm or 21cm

Step-by-step explanation:

Given

Length (l)= 2.5cm = 2.5 x10 mm = 25mm

Breadth (b)= 80mm

Perimeter = 2(l+b) = 2(25+80) = 2 x 105 = 210mm = 210/10 cm = 21cm

Hope its clear

Answer 2

P = 2(l+b)
P= 2(2.5+80)
P=2x82.5
P=165cm

Please mark it as the brainliest answer