Answer:

Step-by-step explanation:

All Done!
Answer:
the first option
Step-by-step explanation:
2 angles are adjacent when:
They share a common vertex
and
they share a common side.
Answer:
It's B.9
Step-by-step explanation:
Because
11+9=20
20+9= 29
29+9= 38
The common difference is positive because the arithmetic sequence is increasing.
Answer:
Step-by-step explanation: A=p(1±r%)>t
A=3,080(1+3.64%)>12
=4730. 200
Answer = 8y
Step-by-step explanation:
if an octagon has 8 sides and each side is = to y then the total side length in the primiter is = to 8sides times y or 8y