Solve this Question plzzz
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note that ∠DCE + ∠DCA+ ∠ACB = 180°
i.e. Ф + θ + 90° = 180°
Ф = 90 - θ
cos Ф = cos (90 - θ)
cos Ф = sin(θ)
cos Ф = 4 / 5
i.e. Ф + θ + 90° = 180°
Ф = 90 - θ
cos Ф = cos (90 - θ)
cos Ф = sin(θ)
cos Ф = 4 / 5
suckmybrain:
c should be right plzzzzz mark as brainlest
no option D is correct
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