Question

Quadrilateral ABCD is a rhombus. What conditions must be true?

Answer 1

Answer: B, C, D

Explanation:

1. A rectangle must have at least one right angle, not a rhombus. So, A is wrong.
2. This is a specific property of a rhombus, so B is correct.
3. This is a specific property of a rhombus, so C is correct.
4. Since all rhombi are parallelograms, and diagonals of a parallelogram bisect each other, D is also correct.