Question

Students of a school staged a rally for cleanliness campaign . They walked through the lanes in two groups. One group walked through the lanes AB ,BC and CA ,while other through AC , CD and DA ( see fig).Then they cleaned the area enclosed within their lanes . If AB = 9cm,BC = 40 CM ,CD = 15CM , DA = 28CM and angle B=90°, which group cleaned more area and by how much ? Find the total area cleaned by the students​

Answer 1

Answer:

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Step-by-step explanation:

What did the specialist prescribe in addition to medicine ?