Question

Each side of rectangle increased by 5% find the changed % in its area

Answer 1

Answer:

25% increase in the area

Step-by-step explanation:

let length of rectangle = a    & breadth = b

so,area of rectangle= ab square unit

if each side is increased by 5%. it will be -

0.05a ,0.05b,0.05a,0.05b unit

so,

area will be = length * breadth = 0.05a*0.05b = 0.0025ab square unit = 25% increase of the area of rectangle