Answer:
2/21+6/7 = 20/21
Step-by-step explanation:
2/21+6/7
=2/21+(6*3/7*3)
=2/21+18/21
=20/21
Hope this helps! Comment any questions <3
The answer is B. A reflection across the x-axis.
Answer:
12$
Step-by-step explanation:
this is a helper
B. 13
12^2 + 5^2 = c^2
169 = c^2
13 = c
please mark as brainliest :D