Question

area of the circular path way is 960 CM square inner radius is 8 cm find the outer radius

Answer 1

given area of path 960cm²

hence inner radius (r2) is 8cm

now area of path is π(r1²-r2²)= 960
r1²-r2²=960/3,.14
r1²=305.73+64
r1²= 369.7 3
r1=√369.74
r1=19.22cm


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