Question

3. In the adjoining figure PQ is a diameter. If RS// PQ and Z RSP = 40°find measure of Z PRS

Answer 1

Answer:

(1) ∠QPR=180

∘

∠PRQ−∠RQP

∠QPR=180

∘

−90

∘

−65

∘

=25

∘

(2) ∠QPM=180

∘

∠PMQ−∠PQM

∠QPM=180

∘

−90

∘

−50

∘

=40

∘

(3) ∠PSR=180

∘

−∠PQR

=180

∘

−65

∘

=115

∘

∠PRS=180

∘

∠SPR−∠PSR

∠PRS=180

∘

−40

∘

−11

∘

=15

∘