Answer:
A polygon with 18 sides has 18 interior angles. Therefore, to find the measure of one of these angles, divide the sum by 18. Answer: Each angle is 160 degrees.
Step-by-step explanation:
Answer: 21
12
Log8(8 is under the log) the answer is 7
Step-by-step explanation:
X_>-42
sorry, i cant do the arrow thing on my keyboard, but it’s the same arrow in the picture
Answer:
11 + n
Step-by-step explanation:
sum means addition, so u need a + sign
n is usually the variable used for 'a number'
so 11 and (+) a number (n) = 11+ n
hope this helps!
Not sure how simplified you need it...
8ab-3b+8