What is the perimeter of triangle abc round each step by the nearest 10th see image. so much

The perimeter  of the triangle is : 12.6.

This result is obtain by the use of triangle perimeter formula :

Where : a is the distance between the points A and B

b is the distance between the points B and C

c is the distance between the points C and A

well there are two answers for that.

1: you need 120 ones then that will equal up to 120.

2: you could also do one 100 and 2 tens.

those are the answers that i have thought of.