Answer:
x=71
Step-by-step explanation:
38+x+x=180
x+x=142
2x=142
x=71
The answer is a (three eights over three fifths= five eights)
Step-by-step explanation:
15=2c+7
15-7=2c
8=2c
8/2=c
4=c
c=4
Answer:
The area of each section of the circle is 
Step-by-step explanation:
we know that
Each section represent a quarter of circle
The area of a quarter of circle is equal to

we have

substitute


Answer
I believe the variable is a but I'm not 100% positive sorry