The perimeter of a rectangle whose length is 10 cm and breadth is 5 cm is ___ cm.
30
20
40
10
Length = 10 cm
Breadth = 5 cm
Perimeter of a rectangle = 2 ( l + b)
= 2 (10 + 5)
= 2 x 15
= 30 cm
Length and breadth of a rectangle are 10 cm and 5cm. Area of the rectangle = ___ cm2.