Answer:
Step-by-step explanation:
(3x + 6)° = 78°
3x = 72°
x = 24°
z = 180° - 78° = 102°
Answer:
What? I do not even see what you are trying to get at. I have a masters in math so I could help. Whats the question you are having an issue with ?
Step-by-step explanation:
Answer:
142 its the ans
Step-by-step explanation:
I'm not sure
Answer:
310.23
Step-by-step explanation:
circumference is radius * 2
to get radius from circumference, divide circumference by 2
18.84 / 2 =9.42
area for circle:
pi * r^2
3.14 * 9.94^2
3.14 * 98.8
310.23