Answer:
90 degrees since its vertical angle
For the 9 times table, in the answer section, order the answers 9,1,2,3,4,5,6,7,8,9 and then backwards order 0,1,2,3,4,5,6,7,8. This is a very easy way to understand the 9 times table.
I rather not..............
Answer:
b
Step-by-step explanation:
That’s what I learned in freshman year -2-2