Radha made a picture of an aeroplane with coloured paper as shown in the above figure Find the total area pf the paper used
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area of 1 =1/2×b×h
=1/2×5
=2.5cm^2
area of 2=1×6.5
=6.5^2
area of 3=1/2×(sum of parallel sides)×h
=1/2×3√5
=1.5√5^2
area of4=1/2×6×1.5
=4.5cm^2
now as area of 4and 3is same we can take the sum of both as 9 cm^2
upon adding all of these we get the total area of the plane ...
hope it helps..
=1/2×5
=2.5cm^2
area of 2=1×6.5
=6.5^2
area of 3=1/2×(sum of parallel sides)×h
=1/2×3√5
=1.5√5^2
area of4=1/2×6×1.5
=4.5cm^2
now as area of 4and 3is same we can take the sum of both as 9 cm^2
upon adding all of these we get the total area of the plane ...
hope it helps..
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