Question

Find the area of equilateral triangle whose sides are100cm by using heron's formula

Answer 1

Step-by-step explanation:

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Answer 2

Answer:

2500✓3 sq.cm.

Step-by-step explanation:

semi perimeter s = (100+100+100)/2 =150 cm

area = ✓s(s-a)(s-b)(s-c)

=✓150x50x50x50

=✓3 x50x50

= 2500✓3 sq.cm.