The area (A) of a ring is A = π r2 - π s2. Find the area A if π = 3.14, r = 6 and s = 4.?
The formula for converting the temperature in Fahrenheit (F) to Celsius (C) is C= 5/9 ( F-32). Find F when C = –40.
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Pretty sure it's 62.8 don't hold me on it though were on summer break and I haven't done this in a while
F-32=9c/5...F-32=-360/5....F-32=-72.....F=-40
A=3.14(6*6)-3.14(4*4)=113.04-50.24=62.8
area = 62.8
F = -40