The sites of a triangle are 3cm 5cm and 6:00 cm what is its area
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The area of the triangle is 75 cm.
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Answer:
2√14 or 7.48
Step-by-step explanation:
find semi-perimeter
= 6 + 5 + 3/2
= 7
Using heron's formula, i.e,
√s (s-a)(s-b)(s-c)
√7 (7-3) (7-5) (7-6)
√7 * 4 * 2 * 1
√56
(56 = 2 * 2 * 2 * 7)
√2² * 2 * 7
2√2 * 7 (picking common 2 out of root)
2√14 or 7.48
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