Answer:
supplementary and straight
Step-by-step explanation:
1. angle D and angle B add up to make a 180 degree angle so they are supplementary.
2. A and C each equal 180 degrees (straight angle= 180 degrees)
Answer:
C
Step-by-step explanation:
i might be wrong -
Answer:
sx
Step-by-step explanation:
Answer: 4a16b4c12
Step-by-step explanation:
Answer:
Step-by-step explanation:
-3b - 3b= (-3b)+(-3b)= -6b