Question

what is the total surface area of a quarter of a sphere equal to four equal parts of a sphere of radius r?
a:4πr² b:3πr² c:πr² d:2πr²
(give reason) ​

Answer 1

Answer:

Answer is "c"

Step-by-step explanation:

Sphere is divided into 4 equal parts and formula of area of sphere is

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

So quarter measure Will be

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

Hope it will help you Mark