Question

Ekti goloker besardher doigho 50%bridhi korle bokrotoler khetrofol sotkora koto bridhi pay???

Answer 1

Answer:

is this your question?

What is the percentage increase in the area of the curve if the length of the radius of a sphere is increased by 50%

if yes than answer is here

Step-by-step explanation:

Solution

Let the radius of the sphere be r unit. <br>

the of the curved surface of the sphere=

sq-unit. <br>If the radius of the sphere be increased by 50% then the new radius will be

unit. <br> Then the curved surface area of the sphere will be

sq.units <br>

sq.units. <br>

increase of corved surface area

sq.unit <br>

the percent of increment of the curved surface area of the sphere =

<br> Hence the required percent=125%

hope it helps if not sorry