Side of traingle are 17cm,19cmand22cm find it's area of triangle
Answers
Answered by
3
Step-by-step explanation:
perimeter= 17+19+22 =58 cm
semi perimeter = 58/2=29
s-a = 29-17= 12
s-b =29-19= 10
s-c = 29-22 =7
area of the triangle = √s(s-a)(s-b)(s-c)
= √29×12×10×7
=√29×3×2×2×2×5×7
=2√6090 sq.cm
Similar questions