Answer:

Step-by-step explanation:
Given
-- two rectangles
Required
Determine the perimeter of one of the rectangles
First, calculate the area (A) of 1 rectangle



Express as difference of two squares

Area is calculated as:

So, by comparison:


The perimeter is:


Collect Like Terms



Answer:
Tina
Step-by-step explanation:
bc if you sub in 4 for x the equations on both sides are 0
check:
-4 + 4 = 0 -3 x 4 = -12
0 x 3 = 0 12 + -12 = 0
0 = 0
please mark this as brainiest!!!!
Answer:
What do u mean by legs please can you explain it further
Answer:
8
Step-by-step explanation:
Answer: 145.5
Step-by-step explanation: