Question

बेलन के सम्पूर्ण पृष्ठ का क्षेत्रफल 2nrh होता है। true he false ​

Answer 1

Step-by-step explanation:

$\sf \: बेलन \: is \: a \: cylindrical \: object. \\\sf tsa \: of \: a \: cylinder \: is \: 2\pi rh. \\ \sf \leadsto \: hence \: it \: is \: true.$

Answer 2

Answer:

2πrh

Step-by-step explanation:

in balan have circumstances value is π radius is r height of h