0pKyraxu 0pKyraxu

11-07-2020
Mathematics

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Ab= AD and BC=DC
Y=?

Ab AD and BCDC Y class=

Respuesta :

jimrgrant1 jimrgrant1

11-07-2020

Answer:

y = 63°

Step-by-step explanation:

ABCD is a kite.

The main diagonal BD bisects the opposite angles, thus

∠ DBC = ∠ DBA = 35°

The sum of the 3 angles in Δ BCD = 180° , thus

y = 180° - (35 + 82)° = 180° - 117° = 63°

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