Question

if sides of equilateral triangal is 25 cm it area. optionsb are

(a) 5√3 cm^2 (b) √3cm^2 (c) 625/4√3 cm^2 (d) 54 √3cm^2​

Answer 1

Area of an equilateral triangle is √3/4 side^2

so here the side is 25cm

The area will be √3/4 *625

ie option c 625/4✓3 cm^2

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