Answer:
b -2(b - 2)
b-2b+4
-b+4
4-b
<em>48 ft</em>
<em>A = 144ft² = l²</em>
<em>144 = l²</em>
<em>l = √144</em>
<em>l = 12 ft</em>
<em>P = 4l</em>
<em>= 4×12ft</em>
<em>= 48 ft</em>
Answer: 503.8
Step-by-step explanation: 503.782 is the original fraction. To round up the number has to be 5, 6, 7, 8, or 9. The number in the hundredths place is 8. so that means the number in the tenths place can be moved up to 8 since 7+1=8.
