the sides of triangle are in ratio13:14:15 the perimeter is 84 find area
Answers
Answered by
0
Answer:
total ratio=13+14+15
=42
side a=13/42*84
=26cm
side b=14/42*84
=28cm
side c=15/42*84
=30cm
semi perimeter(s) =84/2
42
area=√s(s-a)(s-b)(s-c)
=√42*16*14*12
= 7*6*2*4
336cm^2
Similar questions