Answer:
pls give brainlist
Step-by-step explanation:
a.
50 x 9 = 450. A=450
b. I can scale the unit rate of the area given above and largen the area of the map. Ex.
=
<---(scaled by 2)
Then we can enlarge it however we want so,
=
<--(scaled by 2 once more)
If the statement above is true then we can scale times 4.
=
<---(scaled by 4)
A= 
all i can give u at the moment , if u go on M a t h w a y it can help