R+5=3r+7
-5 -5
r=3r+2
-3r -3r
-2r=2
÷-2 ÷-2
r=-1
Answer: 875
Step-by-step explanation:
Im thinking it is 7 weeks.
Answer:
5) Regular decagon. 6) Yes.
Step-by-step explanation:
Number 6 is yes bc the interior angles of a triangle have to equal 180, and 1+2+177 equals 180.
<span> By definition, the volume of a cone is given by:
</span>

<span> Where,
r: radius of the circular base of the cone.
h: cone height
The cone radius is given by:
</span>

<span> Where,
d: diameter of the circular base.
Substituting values we have:
</span>

<span>
Then, the volume will be:
</span>

<span>
Answer:
The volume of the cone is given by:
</span>

<span>
</span>