Question

When is a rhombus a rectangle

Answer 1

See below

Explanation:

A rhombus is a rectangle when all its angles are right angles. A rhombus typically has four congruent sides and pairs of congruent angles opposite each other.

Answer 2

A rhombus is a rectangle when all of its angles are 90°, meaning they’re right angles. A rectangle also can be a rhombus when its sides are all equal in length.