Answer:
-8100
Step-by-step explanation:
(2/5)^-2(-3)^4
Given data
 and second term
The first term=  (2/5)^-2  and 
Second term=(-3)^4
Simplify the first term
(2/5)^-2= 2^-2/ 5^-2= 1/2^2 * 1/5^2
=1/4/ 1/25
=1/4*25/1
=100
Simplify the second term
=(-3)^4
= -81
Hence, 100*81
=-8100
 
        
             
        
        
        
Answer:
it has decreased the most in-between day 11 and day 6 because the graph has a little bit of a steeper drop. So there is less snow those days.
Step-by-step explanation:
 
        
             
        
        
        
Answer:
area= 59.5    perimeter=31.6
Step-by-step explanation:
the area of the square is 49 because 7x7=49 and the area of the triangle is 3x7/2 because it is half of a rectangle so it is 10.5 + 49 = 59.5 and perimeter you add all the sides so 3+7.6+7+7+7= 31.6
 
        
             
        
        
        
Answer:
<em>h =  v/lw .</em>
Step-by-step explanation:
v=lwh
Divide both sides by lw:
v  / lw = h.