The polygon in option 3 is not octagon at all, it is heptagon (or 7-sided polygon).
A convex octagon has no angles pointing inwards. More precisely, no internal angles can be more than 180°.
When some internal angle is greater than 180°, it is concave.
In option 2 you can see that one angle is pointing inward, then this octagon is concave.
Answer: correct choice is B.
Answer:
15 m, but it depends on your shape?
Answer: 1208.96
Step-by-step explanation:
The volume of the cylinder is
The volume of the prism is
So, the total volume is
14%
1. 8x^3+6x^2+7
I hope this helps you