the design is made from two sectors of circles, centre o.Calculate the perimeter of the shaded part.Give your answer correct to 3 significant figures
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Answer:19.0
Step-by-step explanation:full thing = 22.981317cm
shaded perimeter = 12.926991 cm
22.981317 - 12.926991 = 10.054326 cm
10.054326 + 4.5 + 4.5 =
= 19.0cm