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A, B and C are points on a circle.
EF is a tangent to the circle at C.
D is a point on AC.
Angle CBD:Angle ABD = 3:1.
Find angle ADB.
Give a geometrical reason for each step of your working.

A B and C are points on a circle EF is a tangent to the circle at C D is a point on AC Angle CBDAngle ABD 31 Find angle ADB Give a geometrical reason for each s class=

Respuesta :

day1005

Answer:

44/3 degrees

Step-by-step explanation:

Angle CBD = 180 - (64 + 72) = 44

Angle ADB = 44/3 (Since of the ratio)

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