Question

помогите срочно пж ........................​

Answer 1

Ответ:

$V_{katera}=a\ \ ,\ \ V_{techeniya}=m\\\\a)\ \ V_{kat.\ po\ tech.}=a+m\ \ ,\ \ \ V_{kat.\ protiv\ tech.}=a-m\\\\b)\ \ S=2\, (a+m)\\\\c)\ \ S=2,4\, (a-m)\\\\d)\ \ 2\, (a+m)=2,4\, (a-m)$