Contour integration is a method of evaluating certain integrals along paths in the complex plane.
It cannot be a cube.
A cone and pyramid have 1 base and a sphere has none.
Answer:
h = 
Step-by-step explanation:
Given
bh + hr = 25 ← factor out h from each term on the left side
h(b + r) = 25 ← divide both sides by (b + r)
h = 