A rectangular parking space is marked out by painting three of its sides. If the length of the unpainted side is 9 feet, and the sum of the lengths of the painted sides is 37 feet, find out the area of the parking space in square feet?
Answers
A) 124 sq.ft.  B) 120 sq.ft.  C) 126 sq.ft.  D) 129 sq.ft.  E) 132 sq.ft.
Let l = 9 ft.   Then l + 2b = 37   =&gt; 2b = 37 - l = 37 - 9= 
<gadget id="calculator">37 - 9</gadget>
<output>28</output>
28=&gt; b = 28/2= 
<gadget id="calculator">28/2</gadget>
<output>14</output>
14 ft   Area= lb = 9 × 14 = 126 sq. ft.   Answer is 126 sq.ft..
<result>C</result>
A rectangular parking space is marked out by painting three of its sides. If the length of the unpainted side is 9 feet, and the sum of the lengths of the painted sides is 37 feet, find out the area of the parking space in square feet?