Answer:
To find the sum of interior angles in a polygon, we can use the formula:
where n is the number of sides.
Since this is pentagon (5 sides), then 
The missing angle would then be

Since angles on a straight line add up to 180, then


I think you have to count 85 and go down like 85 86 87so the answer is 15
Answer:
134.04 cm³ (rounded to tenths)
Step-by-step explanation:
The radius(r) is 4 cm
The height(h) is 8 cm
Using the equation and plugging in the values, you get

<span>0.950. Hope this helps. :)</span>