The hollow sphere, in which the circus motor cyclist performs his stunts, has a diameter of 7 m. Find the area available to the motorcyclist for riding.
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area available to the motorcyclist for riding is 154 m²
diameter of hollow sphere, d = 7 m
so radius of the hollow sphere , r = 3.5 m
now area available to the motorcyclist for riding = 4πr²
= 4 × 22/7 × 3.5 × 3.5
= 4 × 22 × 0.5 × 3.5
= 154 m²
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Answer:
burgalar
v=u+at
v=10m/s
police
u=20m/s.
t=0.5second
Step-by-step expltion:
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