Answer:
From the given figure we can see that :---
MN||PO, MN=PO and MP=NO
Therefore, angle M=angle N (adjacent sides of the trapezoid)

angle M=angle N= (6×18)+20=108+20 =128°
angle O =(180°-128°)=52°
<h3>Hence, angle O is <u>52°.</u></h3>
The test contains 10 three-point questions and 14 five-point questions.
The ratio of the volume of the cone to the volume of the cylinder is - Ratio Answer =1:2:3