The cone formula is v=1/3 MULTIPLIED BY 3.14 MULTIPLIED BY RADIUS^2 MULTIPLIED BY THE HEIGHT.
I’m guessing B is the correct answer '
Answer:
30
Step-by-step explanation:
<A=90°(opposite Angles)
➜2x+x+90=180
➜3x+90=180
➜3x=180-90
➜3x=90
➜x=90/3
<h3>➜x=30</h3>