Question

answer the question....no unessary answers please​

Answer 1

Answer:

1) (a) Side BC

(b)Vertex C

(c)Angle B

(d)Angle C

2) <R=<U

So, <U=x=30

<S+<T+<U=180 [Angle Sum Property]

y+60+30=180

y+90=180

y=180-90

y=90.

Sorry, I only know 1 and 2. But I hope this helps