QUESTION 3 Study the diagram below.
The centre of the circle is always indicated by o.
A
2
48° 20°
1
C
D
In the diagram AO is a radius of the circle. Give the name of 2 more radii:
3.1.1
3.1.2
In the diagram A AOC is an isosceles triangle. /Give the name of 1 more
isosceles triangle:
3.1.3
Write down the size of the following angles: (Give reasons for your statement.
For example:
Statement
Reasons
Ĉ = 48
angles opp equal radii
0,= 96°
exterior angle of triangle
a) D =
b) 0 =
1.4
Complete the statement to make it true:
a) CÔD
X CÂD
b) Both angle CÂD and COD are subtended by the same arc.
Give the name of the arc.​