find the area of the following ellipse?

a= 4 in.; b= 7 in.

a= _______ cm^2

2007-05-17 11:17:01 · 2 answers · asked by Anonymous in Science & Mathematics ➔ Mathematics

the area of an ellipse is

A=pi*a*b

converting between inches and cm is just a scale factor.

2007-05-17 11:28:34 · answer #1 · answered by ulfsnilsson 2 · 0⤊ 0⤋

A=pi*a*b=pi*4*7*(2.54)^2=567.51 cm^2

2007-05-17 18:41:19 · answer #2 · answered by santmann2002 7 · 0⤊ 0⤋

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