WAEC - Mathematics (2000 - No. 38)
In the diagram, PQS is a circle with center O. RST is a tangent at S and ∠SOP = 96o. Find ∠PST
42o
48o
60o
66o
הֶסבֵּר
In the given diagram,
< PQS = \(\frac{1}{2}\) x 96º = 48º ( <s at center = 2 x < at circumference)
Therefore, < PST = 48º ( alternate segment).