@larry19_95 34÷2=17( moitié de son âge qui veut dire L'autre a 34ans quand L'autre a 17ans)
28-17=11( De 17ans a 28ans ça prend 11ans)
34+11=45( Qui veut finalement dire quand L'autre aura 28ans , son ami aura 45ans)
@blacky_shaunn the maseter ] that contracts and relax simultaneously. When temperature as lower outside the body has to conserve heat so the scrotrum swells up.
I hope it answers the question
@blacky_shaunn Lemme explain....
The body temperature is at 37degree and sperm production and the scrotal temperature is 2degree lower so as not to fry the sperm cell
So when it's hot the body has to sweat to reduce temperature from within. Same goes to the scrotal muscles [ cremaster and