Get an answer in 5 minutes
We'll notify as soon as your question has been answered.
Do you mean that a triangle is inscribe for in a circle? In this case, the sum of the angles in a triangles is 180 degrees, thus if you subtract the two other angles you would get that angle abc equals 90 degrees which means that it is the angle against the diameter of the circle (AC).
At Scoodle we understand that everyone learns in a different way. Some people learn through practice, using essays and notes; others prefer video lessons to watch and learn, some just need help with a specifically hard question, while some learn best 1-on-1 tutoring sessions. At Scoodle we cater for all types of learning styles and needs. From GCSE Maths video lessons to A-level English essays and specialist educators in every subject - we’ve got you covered.