Answer:
the right answer is x(x+2)
Answer:
80°
Step-by-step explanation:
angles in a triangle add up to 180°
70° + 30° = 100°
180° - 100° = 80°
The first answer is correct because the terms are alike in both expressions
10x = 27
<span>x = 27/10
those are the answers </span>
Segment BD equals 12<span />
