This is the basic and conceptual question from Chapter name- circles

Topic – Angle properties of circles

Chapter number- 15

It is given that PQRS is a cyclic quadrilateral in which PQ = QR and RS is produced to T. If ∠QPR = 52°, now we have to calculate ∠PST.

ICSE Avichal publication

Understanding ICSE Mathematics

Question 10(a)

Solution for no. 10subpart a)Solution