Answer:
8 mate.
Step-by-step explanation:
heavy metal is pretty brilliant.
here is the answer I just took a picture because I already answered this for someone eles
If you haven’t tried this yet try typing the definitions into Google and it should give you the word.
Answer:

Step-by-step explanation:
The total surface area of a cone is given by :

Put r = 2r and l = 2l in the above formula

Hence, the total surface area of the cone is
.
Answer:
Yep! an open dot is <
A closed dot means ≤
Hope this helps! :)
If you don't mind please mark as brainliest! :)