the area of a triangle is 105 cm square and its sides are in ratio 3:4:5, what is it perimeter
Answers
Answered by
0
Answer:
Step-by-step explanation:
The area of a triangle is 150 sq cm and its sides are in the ratio 3 : 4 : 5. What is its perimeter?
Answered by
1
Answer:
Let coefficient of ratios be X
a = 3x
b = 4x
c = 5x
Using Heron's Formula,
s = (3+4+5)x/2 = 12x/2 = 6x
Now,
a = 5*3 = 15 cm
b = 5*4 = 20 cm
c = 5*5 = 25 cm
Perimeter = 15+20+25 = 60 cm
Plz Mark It As Brainliest Answer And Drop A ♥
Step-by-step explanation:
Attachments:
Similar questions