1)when was the first ruler inventen? a)more then 500 years ago
b)more then 1500 years ago
c)more then 2500 years ago

2)who invented the first quality pencil?
a)A soldier
b)A writer
c)An artist

3)Why was the round pencil invented?
a) To help writers
b) to help carpenters
c) to help artists​

ruslanabbyasov2004    1   21.10.2020 14:40    6