1 mi and 900 ft,1 mile = 5280 ft
Again, a spreadsheet or suitable calculator makes this short work.
The sum is 184.
_____
The terms being summed are ...
2·3² +3 = 2·9 +3 = 18 +3 = 21
2·4² +3 = 35
2·5² +3 = 53
2·6² +3 = 75
Their total is
21 +35 +53 +75 = 184
Answer:
I am not getting what is this
The area of circle is πr2.
22/7×10×10
314.1(approx)
The area of left region=Area of circle-area of rectangle