Spherical cap 4

What is the surface area of a spherical cap, the base diameter 20 m, height 2.5 m? Calculate using formula.

Correct answer:

S =  333.7942 m2

Step-by-step explanation:

D=20 m h=2.5 m  a=D/2=20/2=10 m  S=π (a2+h2)=3.1416 (102+2.52)=333.7942 m2

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