Answer:
Octagon regular.
Step-by-step explanation:
This shape has 8 sides to it is an octagon. A octagon irregular doesn't have equal sides while this one does. The best way to tell is if it looks like a stop sign which are octagon regular.
Answer:
the second option because it's three times the width so it would be time the W
Step-by-step explanation:
Answer:x
Step-by-step explanation:
30 centimeters cubed is the answer