450-128-150=X
Btw, the length is 172
Answer:
-3/4 pi radians
Step-by-step explanation:
<em>180° is 1 pi radian</em>
Hence, -<em>135° = -135/180 pi radians</em>
= -0.75 pi radians
= -3/4 pi radians
Hope it helped,
BioTeacher101
use formula
volume of cone =1/3 πr²h
137 because they are 180 angles so you subtract 180-43=137.
