Question

In the figure PQ parallel to ST. Angle p 20 and angle R 30. Find the value of STR

Answer 1

Answer:

angle STR=130

Step-by-step explanation:

AS IN TRIANGLE PQR.

SUM OF ALL SIDES ARE 180°

SO ANGLE PQR. =130

AND HERE PQ || ST AND QR IS TRANSVERSAL

SO, angle PQR = angle STR

NOW angle PQR=130

SO angle STR = 130

hope you would have understood