The diameter of circle C is 18 cm. Chord AD is the same length as a radius. What are the measures of angles BDA and DBA

Question

shirley27 · Answer

Do you have the diagram?

anonymous · Answer

sorry hold up

misssunshinexxoxo · Answer

Ok what is the corresponding angles of the circle?

misssunshinexxoxo · Answer

You don't necessarily need a diagram

anonymous · Answer

sorry i dont really know:(

misssunshinexxoxo · Answer

Angle DAB is 90; BDA and DBA must add up to 90 as well to make 180. to find BDA: 
AD=the radius 
CD and AC are the radius, therefore AD=CD=AC, making it an equilateral triangle. The angle is 60. 
to find DBA: 
180-90-60= 30.

misssunshinexxoxo · Answer

Somestimes the questions don't provide a diagram and need to rely on the information at hand

anonymous · Answer

wow thank you very much

anonymous · Answer

you explain it so well :):)

misssunshinexxoxo · Answer

Cheers; do you understand the concept?

anonymous · Answer

yeah the way you explain it i did got it thank you again