Question

Find out the value of X cm. See the image and answer me. ​

Answer 1

Answer:

$3.2 + 8 + x = 20.1cm \\ = 11.2 + x = 20.1 \\ = x = 20.1 - 11.2 \\ = 8.9cm$

hope it will help u dear ☺️

Answer 2

firstly we have to find the value of x,so

firstly we have to find the value of x,soThe perimeter of a triangle is sum of all three sides.

Step-by-step explanation:

given,

a=3.2cm

b=8cm

c=x cm

perimeter =20.1cm

so a/q

perimeter of triangle =sum of all three sides

20.1cm = 3.2+8+x

20.1cm-11.2=x

8.9cm=x