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Q:

What is the area (in cm2 ) of an equilateral triangle of side 20 cm?

  • 1
    $$ 100 \sqrt { 3} \ $$
  • 2
    200
  • 3
    $$ 100 \sqrt { 2} \ $$
  • 4
    100
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Answer : 1. "$$ 100 \sqrt { 3} \ $$"

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