Here's my interpretation: 4 whole km, plus zero tenths of a km, plus 3 hundredths of a km, plus 5 thousandths of a km.
Answer:
I wish I could... T-T
Step-by-step explanation:
Answer:
x=30° y=4
Step-by-step explanation:

cross multiple
5y=8(2.5)
5y=20
divide 5 by 20
and you should y=4
since the polygons are similar x should have the same degrees as the bigger polygon
Answer:
82% decrease
Step-by-step explanation:
[(900 - 5000)/5000] 100
(-41/50) 100
= - 82%
( ' - ' indicates decrease)