Each part of this question contains Choose the correct answer and wr
answer booklet.
1.1 1.3x(-4+5)+1=
A: 4 B: 6 C: -6 D: 28
73 m =​

step-by-step explanation:

because 1/3 is a fraction. we can tell because there is a divisor symbol between the 1 and the 3. if we were to add 2 fractions together, we would add the numerators, which is the number on top, but not the denominators, which is the number on the bottom

1/3+1/3=2/3

hope this !

b and c

step-by-step explanation:

to find the perimeter, you add up all the lengths of the sides. in this case you would have to add up 18+22+40+80 which equals 160.