Answer:
New area: 12ft^2
Step-by-step explanation:
1/3 of 9 is 3
1/3 of 12 is 4
Area = l x w
so 3 x 4 = 12
5:15
Divide both sides by 5 to get it down to the lowest bases.
1:3
Answer:
step three
Step-by-step explanation:
-
s
s
s
d
d
d
sdddde
e
e
we know that two similar triangles will have ratio corresponding side is same.
ratio triangle 1 is 75m^2.
and triangle 2 is 12m^2.

so we have ratio of area
.
ratio of perimeter will be
.
from these perimeter ratio also
.
the answer is a because the +2 is the why intercept.