Answer:
B
Step-by-step explanation:
because the angles 1 and 7 are alternate and equal , we can conclude that p and q are parralel
Answer: 21
Step-by-step explanation:
420/20=21
Notice that

, so

Then taking the positive square root gives

so
and
.
Answer: It is Geometric.
Step-by-step explanation: Because it does not have a fixed pattern that adds or subtract which arithmetic does.