Y=5
Step By Step:
180-75-75
30
4y+10=30
4y=20
y=5
Since this is an isosceles, you know that angle B is congruent to angle C (they’re both 75°).
so, x =
and y =
Hence, the answer is the first one.
Answer:
2 column proof is a logical argument consisting of statements and the reasons to show why those statememts are true.
Step-by-step explanation:
Answer:
B
Step-by-step explanation:
16,x+4
by completing square formula
