Find the circumference of the yellow circle
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Answer:
radius of blue cirlce = 9÷2 = 4.5ft
radius of yellow circle = 4.5 + 2.5 ft = 7ft
cicumference of yellow circle = 2Πr = 2 × 22/7 × 7 = 44ft.
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Step-by-step explanation:
radius of purple circle =9ft
thickness of yellow circle is 2.5 ft
.. radius of complete circle is 9+2.5 ft=11.5ft
circumference of the circle is 2πr
2*11.5*22/7
= 72.28
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