In the figure. PQR is a triangle with PQ = PR and RPQ=90°. Semi-circles are drawn on PQ and PR as diameters. S is any point on the semi-circle with diameter PQ. PS is produced to cut the other semi-circle at T. PQ and PR are tangents to circles PTR and PQS respectively. Prove that: 7.1 QS = PT OV PT 7.2 RV RT S V 2 R (4) (6) [10]

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter6: The Trigonometric Functions
Section6.1: Angles
Problem 30E
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In the figure. PQR is a triangle with PQ = PR and RPQ=90°. Semi-circles are drawn
on PQ and PR as diameters. S is any point on the semi-circle with diameter PQ. PS is
produced to cut the other semi-circle at T. PQ and PR are tangents to circles PTR and PQS respectively.
Prove that:
7.1 QS = PT
OV
PT
7.2
RV
RT
S
V
2
R
(4)
(6)
[10]
Transcribed Image Text:In the figure. PQR is a triangle with PQ = PR and RPQ=90°. Semi-circles are drawn on PQ and PR as diameters. S is any point on the semi-circle with diameter PQ. PS is produced to cut the other semi-circle at T. PQ and PR are tangents to circles PTR and PQS respectively. Prove that: 7.1 QS = PT OV PT 7.2 RV RT S V 2 R (4) (6) [10]
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