D 3.1 Identify each quadrilateral in the diagrams below: 1. +30° B 3.1.1.1 Quad 1 3.1.1.2 Quad 2 -10° 10 B 10 2" 2 D 15cm C + 2. 3. 3.1.1.3 Quad 3 3.2.1 Calculate the values of x and y in each quadrilateral, with reasons. 3.2.1.1 Quad 1 3.2.1.2 Quad 2 3.2.1.3 Quad 3 62 D​