Answer:
supplementary angles
Step-by-step explanation:
they are on the same line, so they sum up to 180°
Answer:
B ∩ (A ∪ C)'
Step-by-step explanation:
It's the B part excluding A and C union. Hence,
(A ∪ C)' ∩ B
30 circuits is 10% of 300 circuits
Answer: 19 1/2
Step-by-step explanation:
