300,000 my answer has to be 20 letters long btwww
Answer:
155 degrees
Step-by-step explanation:
Every 4 angled shape will equal 360
45+130+30+x=360
205+x=360
155=360
Convenience sample because it was easier for the researcher to go to.
Step-by-step explanation:
The cylinder is a closed figure which consists of two circular ends. If r is the radius and h is the height of the cylinder, then its surface area is given by :

or

We also know that, surface area = perimeter×height
So, the surface area of the cylinder is the product of circumference of the circle and height of the cylinder.