Question

3. In this picture, equilateral quadrilateral is given. Find the measurement of
angle Y.​

Answer 1

70. please make me as Brainleast

Answer 2

Answer:

Equilateral quadrilateral means all angles are equal.

30⁰+y+90⁰= 180⁰ (angle sum property of a triangle)

120⁰+y=180⁰

y= 180⁰-120⁰

y= 60⁰

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