SubArea: PolygonsLevel: BProject ID: 1003021404Accepted: 1Clonable: 0Easy: 1A rhombus has a side \( 4\,\mathrm{cm} \) long. Give the measure of the angle between the diagonals.\( 90^{\circ} \)\( 60^{\circ} \)\( 30^{\circ} \)\( 20^{\circ} \)