Spherical cap

What is the surface area of a spherical cap, the base diameter 23 m, and height 3 m?

Correct answer:

S =  443.75 m2

Step-by-step explanation:

h=3 m D=23 m=>ρ=D/2=11.5 m  r2=(rh)2+ρ2 2rh=h2+ρ2 r=2hh2+ρ2=2332+11.52=23.54 m S=2πrh=2π23.543=443.75 m2

Did you find an error or inaccuracy? Feel free to write us. Thank you!

Tips for related online calculators
See also our right triangle calculator.
See also our trigonometric triangle calculator.

You need to know the following knowledge to solve this word math problem:

We encourage you to watch this tutorial video on this math problem: video1   video2   video3

Related math problems and questions: