A picture is painted on a cardboard 10 cm
long and 8 cm wide such that there is
a margin of 1.5 cm along each of its
side. Find the total area of the margin. answer is 35 m² but how ?? please answer with formula
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Step-by-step explanation:
Length= 10cm, breadth= 8cm
Area = 80 cm2
As there is a margin of 1.5 cm
The length larger rectangle = length of smaller rectangle = 2 × 1.5 = 3
10 - 3 = 7 cm
the breath of small rectangles
8 - 3 = 5cm
Area of smaller rectangle = 7 × 5 = 35 cm2
Margin = 80 - 35 = 45cm2
Plz mark brainliest
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