Level:
Project ID:
1103054901
Accepted:
1
Clonable:
0
Easy:
1
In an isosceles trapezium \( ABCD \) let \( |AB| = 11\,\mathrm{cm} \), \( |BC| = |AD| = 6\,\mathrm{cm} \) and the measure of the angle \( CDA \) be \( 120^{\circ} \). Calculate the length of the side \( CD \).
\( 5\,\mathrm{cm} \)
\( 8\,\mathrm{cm} \)
\( 3\,\mathrm{cm} \)
\( 7\,\mathrm{cm} \)