Question

Find the area of a triangle ABC wit
sides a = 3 cm, b =4 cm and c=5 cm

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Answer 1

Answer:

3plus4plus5=12

semi perimeter=6

under root 6(6-5)(6-4)(6-3)

under root 6*1*2*3

hence area is underroot  36sq cm

6sq cm

Step-by-step explanation:

Answer 2

s=3+4+5/2

s=12/2

s=6

Area of Triangle ABC= under root 6×3×2×1

= under root 6×6

= 6cm^2