7 b no. 7. (g) In figure (1) given below, equilateral triangle EBC surmounts square ABCD. Find
angle BED represented by x.
(b) In figure (2) given below, ABCD is a rectangle and diagonals intersect at O. AC is
produced to E. If ZECD 1460, find the angles of the AAOB.
(c) In figure (3) given below, ABCD is a rhombus and diagonals intersect at O. If
LOAB : LOBA = 3 : 2, find the angles of the AAOD.

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