In the figure, PQ is parallel to SQ ; QS bisets < PSQ, < PQS...
In the figure, PQ is parallel to SQ ; QS bisets < PSQ, < PQS is 65o and < RPS is 20o. What is the size of < PRS?
A.
45o
B.
35o
C.
40o
D.
30o
E.
42o
Correct answer is D
PSR = 65o x 2
= 130o
PRS = 180o - (130o + 20o)
= 30o
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