Question

The hollow sphere in which the circus motorcyclist performs his stunts, has a diameter of 7 m, Find the area available to the motorcyclist for riding.

Answer 1

Answer:

$= 153.86 \: {m}^{2}$

Step-by-step explanation:

D=7m

r= 3.5 m

Surface area of sphere =

$4\pi {r}^{2}$

$= 4 \times 3.14 \times 3.5 \times 3.5$

$= 153.86 \: {m}^{2}$