If AOCD ~ AJAL, then which of the following statements are true? 1.
OCJA
II.
OD AL
II. COD N ZAJL
IV. DCO ZJAL
O Tand III
O I, III and IV
O
Il only
O T only

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The lengths of all sides of a triangle are integers when measured in decimeters. one of the sides has length of 1 dm and another of 3 dm. find the perimeter of the triangle.'

If the ratio of sum of the first m and n terms of an ap is m2 : n2 , show that the ratio of its mth and nth terms is (2m − 1) : (2n − 1).