Answer:
Area: about 1017.88
Circumference: about 113.1
Step-by-step explanation:
Area Formula:A= πr^2
Circumference Formula:C=2πr
Answer: 35
Angle ACD = 70
Angle BCD = 70/2 = 35
Answer: -4.5
1/x+7
the answer is 83/13 and its simplification is shown in the picture. 6(5/13)