1) yes
2) no
3) a. yes
b. no
3) you have two question #3's...
4) Do your own homework
Answer:
6 units
Step-by-step explanation:
The total area that the surface of a 3-dimensional object would cover if its sides were laid flat is called it's surface area. Surface area is measured in square units. The surface area of a unit cube is 6 square units.
The first one is the correct answer.
Sum of all the interior angles of a n-gon = (n-2) x 180
Sum of all the interior angles of a 72-gon = (72-2) x 180 = 12600°
--------------------------------------------
Answer : 12600°
--------------------------------------------
