Answer:
what u need help with
Step-by-step explanation:
Answer:
4x+172
Step-by-step explanation:
x+54 +3x+28+90
Combine like terms
x+3x + 54+28+90
4x + 172
2:1 means its by a factor of 1/2. Meaning you just use the original number and divide by 2. The answer is B
Answer:
F , D, E
Step-by-step explanation:
The smallest angle is opposite the smallest side
The largest angle is opposite the largest side
DE is smallest so F is smallest
Then EF so D
DF is largest so E is the largest angle