Math, asked by bijaylaxmiparida1080, 2 months ago

please say correct answer​

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Answered by RaheemaSingh
0

Option (ii) is Right

Hope its help you

Answered by shreelakshmip
0

Step-by-step explanation:

angle CDB = 90°. ( CD perpendicular to AB)

angle CDB = angle CDE + angleEDB = 90°

angle CDE + angleEDB = 90°

x + 2x - 15 = 90

3x - 15 = 90

3x = 105

x = 35

i) angle CDE = x = 35

ii) angle BDE = 2x-15 = 2×35 - 15 = 70-15 = 55

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