Answer: 15
Step-by-step explanation:
By the trapezoid midsegment theorem,

Answer:
24 is correct answer
Step-by-step explanation:

hope it helped you:)
Answer:
I'm sorry I don't know ♀️
Answer:
1.85
Step-by-step explanation:
20.2-18.35=1.85
Answer: x=14
Step-by-step explanation:
The angles in a triangle are equal to 180 so
6x + 3 + 5x + x + 9 = 180
12x + 12 = 180
-12 -12
12x = 168
x = 14