If each side of a triangle is doubled then find the ratio of the area of
the new triangle thus formed and the given triangle.
Answers
Answered by
29
- Answer:
4:1
explanation:Let sides of triangle be a;b;c
then perimeter will be =a+b+c let=s
area s√(s-a)(s-b)(s-c)
let new side be 2a;2b;2c
perimeter will be=2a+2b+2c=2s
area s√(2s-2a)(2s-2b)(2s-2c)
=4√s(s-a)(s-b)(s-c)
=4×area of triangle
hence ratio Will be 4:1
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