Answer:
4
Step-by-step explanation:
Answer:
90°
Step-by-step explanation:
All angles inside a triangle add up to 180 so:
180 - 10 - 80 = 90
Therefore, the 3rd angle is 90°
Answer:
right... uh ur answer is 288
Step-by-step explanation:
Answer:
Zero (0)
Step-by-step explanation:
The difference between the mean and the median is zero since the mean and the median of the sequence are the same.
<u>Check</u>
Given the arithmetic sequence: 4,6,8,10,12