Answer:
25%
Step-by-step explanation:
The formula that we can use in this problem would be:
$decreased / Original $
So we would have
28-21 / 28
7 / 28
1/4
1/4=25
So, the percent decrease if 25%
Answer:
55 feet
Step-by-step explanation:
If you draw it out, the diagnonal along wiht 2 sides of the rectangle make a rigth angles traingle.
Using pythagoras theoreom,
, c is the length of the diagonal and a and b are 2 sides of rectangle.
So c=
=
put in alculator and get:
55
=55 feet
Answer:
Yes (2,1) is a solution to the equation
Step-by-step explanation:
Answer:
5.7 is the answer I had the same question in my test
3x + 20 = 40 + 40
3x = 60
X = 20
V + 71 = 107
V = 36