Answer:
-9
Step-by-step explanation:
The triangle has two sides that are the same, so it is an isosceles triangle. Therefore, the base angles are the same.
Angles of a triangle add up to 180°, so:
70 + (x + 64) + (x + 64) = 180
70 + 2x + 128 = 180
2x = -18
x = -9
Given that

<u>Find the nth term:
</u>



<u>Find the 100th term:</u>

<u>Find the Sum:</u>
14/175 x 100 = 8%
answer is A. 8 (first choice)
Answer:
i think the answer should be 60 ft long bc that would leave 10ft on each side of the banner
Step-by-step explanation:
hope this helps