The associative property allows you to change the <em>grouping</em> of addends or factors without changing the value of the expression.
Answer: ABC seem to be equilateral
so A=B=C=60
D=42
E=35
F=35
G=55
H=45
I=45
j=15
k=15
L=75
M=180
N=11
O=35
P=11
Q=55
R=55
S=32
T=32
U=69
Step-by-step explanation:
Answer:
4
Step-by-step explanation:
4 goes perfectly into 8 twice and 12 three times
