Find the area of a rectangle whose sides are 3cmand4cm.
We know that, the area of a rectangle with length l and breadth b is equal to l×b.
Therefore, the area of the given rectangle =3×4=12cm2
Hence, the area of the given rectangle is equal to 12cm2.
Question 1(a)
Find the area of the rectangle whose side is 3 cm and 4 cm.
Find the area of the rectangle whose sides are 3cm and 4cm.