Answer:
the answer is 36
Step-by-step explanation:
beacuse if we use the pythagorean theorem for 9 and 12 we get 15 which means that the perimeter is P=9+15+12=36
it's answered...............
S
,
то каково значение
5
m
+
10
(
−
1
)Если
=
3
)VVVЕсли
)
hlo
