Answer:
B.
Step-by-step explanation:
3 x 7 = 21, so it is B. You can't multiply 3 by anything to get the other numbers.
The answer is A: 1/2 because if you divide the length of AB by 2, you will get the corresponding line EF.
Answer:
1
Step-by-step explanation:
Answer:
n(m%)
Step-by-step explanation: