What is the area of each circle?
1. d = 42
2. d = 17
Area A = pi r^2
radius, r = 1/2 d
pi = 3.14
1. d = 42, r = 1/2 d = 1/2 42 = 21
A = pi r^2
A = (3.14)(21^2)
A = (3.14)(441)
A = 1384.74
Do the 2nd problem the same as above.
1. d = 42
2. d = 17
radius, r = 1/2 d
pi = 3.14
1. d = 42, r = 1/2 d = 1/2 42 = 21
A = pi r^2
A = (3.14)(21^2)
A = (3.14)(441)
A = 1384.74
Do the 2nd problem the same as above.