1.

Find the perimeter of a rectanglea) a rectangle of length 39 cms and breadth 25 cmsb) a square of side 15cmsc) an equilateral triangle of side 12cms

Answer»

Answer:a)PERIMETER- 2×(l+b)

- 2×(39+25)

-2×(64)

=12

B)-s×s

- 14×14

-196

C)- AB + bc + CA

12 + 12+ 12

=36



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