Question

what will happen to the area of a rectangle if its
1. length and breadth are tripled
2. length is doubled and breath is halved

Answer 1

Answer:

1. Area of rectangle=(l×b)3

Answer 2

Step-by-step explanation:

(I) length and breadth are tripled

let, length will be x

and the breadth will be y

so area of rectangle

$x \times y \\ 3x \times 3y \\ 3 (x \times y) \\ so \: the \: area \: will \: be \: three \: times \: increased$