Asked by Neha
A park is in the form of a rectangle 100 m×80 mat. At the centre of the park there is a circular lawn. The area of the park excluding the lawn is 4150 m^2 find the radius of the circular lawn
Answers
Answered by
Ms. Sue
100 * 80 = 8,000 sq. m.
8,000 - 4150 = 3,850 sq. m.
A = pi * r^2
3,850 = 3.14 * r^2
1,226.11 = r^2
? = r
8,000 - 4150 = 3,850 sq. m.
A = pi * r^2
3,850 = 3.14 * r^2
1,226.11 = r^2
? = r
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