Question

2. The total surface area of a cylinder is 40tTcm2. If radius is 2.5cm

then it's height is
​

Answer 1

Approximately 2.04 cm in height.

Explanation:

h=V/π r^2

H=40/π×2.5^2≈2.03718

^2 means squared

in words its height equals 40 over pi times 2.5cm squared