Answer: A.
They did not distribute the 3 to the 4 and -5a correctly.
Answer:
....
Step-by-step explanation:
Since, the co-interior angles(55° and 125°) are supplementary(sum is 180), therefore the lines are parallel.
Because it’s an equalacteral it should be 60
Answer:
21 yards
Step-by-step explanation:
12 + 8 = 20
2/3 + 1/3 = 1
20 + 1 = 21 yards of gold ribbon