Show that the diagonals form two congruent triangles using the definition of a rhombus and geometric properties. Then, use CPCTC (corresponding parts of congruent triangles are congruent) to show that the opposite interior angles are bisected.
Step-by-step explanation:
i just took the test rn and got it right. i couldn't find it anywhere else so when i guessed on the test im surprised i got it right.