Question

(i) three note books have a thickness of 1/2 cm,3/4 cm and 5/8 cm respectively . find the total if they are piled one on top the other (ii) find the perimeter of an irregular shape with four sides measuring 9/2 cm,13/4 cm,26/5 cm and 33/10 cm.

Answer 1

Answer:

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Step-by-step explanation:

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