Answer:
6x + 7
6 * 2
12 + 7
=19
Step-by-step explanation:
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:
I believe it's D.
Lmk if I was right, cause I'm 98% sure on this
Answer:
$10665,64
Step-by-step explanation:
S=19900*(1-(7,5/100))^8=10665, 64
