Question

S=2πr(r + h) make h the subject formula​

Answer 1

Explanation:

S = 2πr(r + h)

open bracket

S = 2πr² + 2πrh

S - 2πr² = 2πr

Divide both side by 2πr

h = (S - 2πr²)

2πr

OR

S = 2πr(r + h)

Divide both sides by 2πr

S = r + h

2πr

h = S - r

2πr