WAEC - Mathematics (1998 - No. 41)
In the diagram PQ is a diameter of circle PMQN center O, if ∠PQM = 63o, find ∠MNQ
58.5o
44o
35o
31.5o
27o
คำอธิบาย
In the given diagram,
< PMQ = 90º (< in a semi-circle)
<QPM = 180º - ( 90 + 63 )º = 27º
Therefore, <MNQ = <QPM = 27º ( <s in same segment)