The peimeter and area of a …
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Yogita Ingle 4 years, 4 months ago
a = 3 cm, b = 4 cm and c = 5 cm
Area of perimeter = 3+ 4+ 5 =12 cm
semi-perimeter = 12/2 = 6 cm
Area of triangle = √ s (s-a)(s-b)(s-c)
= √ 6(6 - 3) (6-4)(6-6)
= √6 (3)(2)(1)
= √36
= 6 sq. cm.
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