7 of 8

Given that A, O & B lie on a straight line segment, evaluate the size of the smallest angle.
C
A
(3a + 8)

(60 - a)
O
(4a-38)
The diagram is not drawn to scale.
D
B

7 of 8 Given that A O amp B lie on a straight line segment evaluate the size of the smallest angle C A 3a 8 0 60 a O 4a38 The diagram is not drawn to scale D B class=