Herons Formula - Grade 9 (Question: 1605707657) Locked
Refer to the figure below. The described circle is tangent to side DE of triangle DEF. DE = 15cm, EF = 30cm and FD = 40cm
Figure:
Find the area of the circle.
A. 176.71 \(cm^2\)
B. 132.73 \(cm^2\)
C. 198.56 \(cm^2\)
D. 151.75 \(cm^2\)

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