5 Questions
What is the relationship between the angle subtended by any point on a circumference and the angle subtended by the same point with its center in a circle?
The one on the circumference is twice the one with the center
If angle ABC is 90° and angle ACB is 10°, what type of triangle is ABC?
Right triangle
What is the relationship between a diameter and a chord in a circle?
A diameter is always longer than a chord
In which type of triangle can an angle of 10° be classified as 10°?
Obtuse triangle
How many points on a circle are needed to determine a unique circle?
Three points
Test your knowledge of Geometry Proposition 3 which states that the angle subtended by any point of a circumference of a circle is half the angle subtended at the center. Questions may include angle measurements, properties of chords and diameters, and circle theorems.
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