Question

Please do in copy its urgent​

Answer 1

Answer:

Perimeter of triangle = Sum of all sides

= 3x-7+2x+5-x+11

= 4x +9

Hence ,

The perimeter of the triangle is 4x+9

Answer 2

Answer:

hey dear here your answer

Step-by-step explanation:

perimeter =3x-7+2x+5-x+11

=5x+7-5+X+11

=4x+16-5

=4x+9

thanks for asking❤

hope it will help