Question

In the given congruent triangles under ASA, find the vale of x and y, triangle PQR=triangle STU.

Answer 1

Answer:

Angle r =x

because triangle is congruent by ASA

angle r=x=30°

sum of all angles of triangle =180

60°+30°+y=180°

90°+y=180°

y=180°-90°

y=90°